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/lib/jquery/ -> jquery-1.11.1.js (source)

   1  /*!
   2   * jQuery JavaScript Library v1.11.1
   3   * http://jquery.com/
   4   *
   5   * Includes Sizzle.js
   6   * http://sizzlejs.com/
   7   *
   8   * Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors
   9   * Released under the MIT license
  10   * http://jquery.org/license
  11   *
  12   * Date: 2014-05-01T17:42Z
  13   */
  14  
  15  (function( global, factory ) {
  16  
  17      if ( typeof module === "object" && typeof module.exports === "object" ) {
  18          // For CommonJS and CommonJS-like environments where a proper window is present,
  19          // execute the factory and get jQuery
  20          // For environments that do not inherently posses a window with a document
  21          // (such as Node.js), expose a jQuery-making factory as module.exports
  22          // This accentuates the need for the creation of a real window
  23          // e.g. var jQuery = require("jquery")(window);
  24          // See ticket #14549 for more info
  25          module.exports = global.document ?
  26              factory( global, true ) :
  27              function( w ) {
  28                  if ( !w.document ) {
  29                      throw new Error( "jQuery requires a window with a document" );
  30                  }
  31                  return factory( w );
  32              };
  33      } else {
  34          factory( global );
  35      }
  36  
  37  // Pass this if window is not defined yet
  38  }(typeof window !== "undefined" ? window : this, function( window, noGlobal ) {
  39  
  40  // Can't do this because several apps including ASP.NET trace
  41  // the stack via arguments.caller.callee and Firefox dies if
  42  // you try to trace through "use strict" call chains. (#13335)
  43  // Support: Firefox 18+
  44  //
  45  
  46  var deletedIds = [];
  47  
  48  var slice = deletedIds.slice;
  49  
  50  var concat = deletedIds.concat;
  51  
  52  var push = deletedIds.push;
  53  
  54  var indexOf = deletedIds.indexOf;
  55  
  56  var class2type = {};
  57  
  58  var toString = class2type.toString;
  59  
  60  var hasOwn = class2type.hasOwnProperty;
  61  
  62  var support = {};
  63  
  64  
  65  
  66  var
  67      version = "1.11.1",
  68  
  69      // Define a local copy of jQuery
  70      jQuery = function( selector, context ) {
  71          // The jQuery object is actually just the init constructor 'enhanced'
  72          // Need init if jQuery is called (just allow error to be thrown if not included)
  73          return new jQuery.fn.init( selector, context );
  74      },
  75  
  76      // Support: Android<4.1, IE<9
  77      // Make sure we trim BOM and NBSP
  78      rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,
  79  
  80      // Matches dashed string for camelizing
  81      rmsPrefix = /^-ms-/,
  82      rdashAlpha = /-([\da-z])/gi,
  83  
  84      // Used by jQuery.camelCase as callback to replace()
  85      fcamelCase = function( all, letter ) {
  86          return letter.toUpperCase();
  87      };
  88  
  89  jQuery.fn = jQuery.prototype = {
  90      // The current version of jQuery being used
  91      jquery: version,
  92  
  93      constructor: jQuery,
  94  
  95      // Start with an empty selector
  96      selector: "",
  97  
  98      // The default length of a jQuery object is 0
  99      length: 0,
 100  
 101      toArray: function() {
 102          return slice.call( this );
 103      },
 104  
 105      // Get the Nth element in the matched element set OR
 106      // Get the whole matched element set as a clean array
 107      get: function( num ) {
 108          return num != null ?
 109  
 110              // Return just the one element from the set
 111              ( num < 0 ? this[ num + this.length ] : this[ num ] ) :
 112  
 113              // Return all the elements in a clean array
 114              slice.call( this );
 115      },
 116  
 117      // Take an array of elements and push it onto the stack
 118      // (returning the new matched element set)
 119      pushStack: function( elems ) {
 120  
 121          // Build a new jQuery matched element set
 122          var ret = jQuery.merge( this.constructor(), elems );
 123  
 124          // Add the old object onto the stack (as a reference)
 125          ret.prevObject = this;
 126          ret.context = this.context;
 127  
 128          // Return the newly-formed element set
 129          return ret;
 130      },
 131  
 132      // Execute a callback for every element in the matched set.
 133      // (You can seed the arguments with an array of args, but this is
 134      // only used internally.)
 135      each: function( callback, args ) {
 136          return jQuery.each( this, callback, args );
 137      },
 138  
 139      map: function( callback ) {
 140          return this.pushStack( jQuery.map(this, function( elem, i ) {
 141              return callback.call( elem, i, elem );
 142          }));
 143      },
 144  
 145      slice: function() {
 146          return this.pushStack( slice.apply( this, arguments ) );
 147      },
 148  
 149      first: function() {
 150          return this.eq( 0 );
 151      },
 152  
 153      last: function() {
 154          return this.eq( -1 );
 155      },
 156  
 157      eq: function( i ) {
 158          var len = this.length,
 159              j = +i + ( i < 0 ? len : 0 );
 160          return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] );
 161      },
 162  
 163      end: function() {
 164          return this.prevObject || this.constructor(null);
 165      },
 166  
 167      // For internal use only.
 168      // Behaves like an Array's method, not like a jQuery method.
 169      push: push,
 170      sort: deletedIds.sort,
 171      splice: deletedIds.splice
 172  };
 173  
 174  jQuery.extend = jQuery.fn.extend = function() {
 175      var src, copyIsArray, copy, name, options, clone,
 176          target = arguments[0] || {},
 177          i = 1,
 178          length = arguments.length,
 179          deep = false;
 180  
 181      // Handle a deep copy situation
 182      if ( typeof target === "boolean" ) {
 183          deep = target;
 184  
 185          // skip the boolean and the target
 186          target = arguments[ i ] || {};
 187          i++;
 188      }
 189  
 190      // Handle case when target is a string or something (possible in deep copy)
 191      if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
 192          target = {};
 193      }
 194  
 195      // extend jQuery itself if only one argument is passed
 196      if ( i === length ) {
 197          target = this;
 198          i--;
 199      }
 200  
 201      for ( ; i < length; i++ ) {
 202          // Only deal with non-null/undefined values
 203          if ( (options = arguments[ i ]) != null ) {
 204              // Extend the base object
 205              for ( name in options ) {
 206                  src = target[ name ];
 207                  copy = options[ name ];
 208  
 209                  // Prevent never-ending loop
 210                  if ( target === copy ) {
 211                      continue;
 212                  }
 213  
 214                  // Recurse if we're merging plain objects or arrays
 215                  if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
 216                      if ( copyIsArray ) {
 217                          copyIsArray = false;
 218                          clone = src && jQuery.isArray(src) ? src : [];
 219  
 220                      } else {
 221                          clone = src && jQuery.isPlainObject(src) ? src : {};
 222                      }
 223  
 224                      // Never move original objects, clone them
 225                      target[ name ] = jQuery.extend( deep, clone, copy );
 226  
 227                  // Don't bring in undefined values
 228                  } else if ( copy !== undefined ) {
 229                      target[ name ] = copy;
 230                  }
 231              }
 232          }
 233      }
 234  
 235      // Return the modified object
 236      return target;
 237  };
 238  
 239  jQuery.extend({
 240      // Unique for each copy of jQuery on the page
 241      expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),
 242  
 243      // Assume jQuery is ready without the ready module
 244      isReady: true,
 245  
 246      error: function( msg ) {
 247          throw new Error( msg );
 248      },
 249  
 250      noop: function() {},
 251  
 252      // See test/unit/core.js for details concerning isFunction.
 253      // Since version 1.3, DOM methods and functions like alert
 254      // aren't supported. They return false on IE (#2968).
 255      isFunction: function( obj ) {
 256          return jQuery.type(obj) === "function";
 257      },
 258  
 259      isArray: Array.isArray || function( obj ) {
 260          return jQuery.type(obj) === "array";
 261      },
 262  
 263      isWindow: function( obj ) {
 264          /* jshint eqeqeq: false */
 265          return obj != null && obj == obj.window;
 266      },
 267  
 268      isNumeric: function( obj ) {
 269          // parseFloat NaNs numeric-cast false positives (null|true|false|"")
 270          // ...but misinterprets leading-number strings, particularly hex literals ("0x...")
 271          // subtraction forces infinities to NaN
 272          return !jQuery.isArray( obj ) && obj - parseFloat( obj ) >= 0;
 273      },
 274  
 275      isEmptyObject: function( obj ) {
 276          var name;
 277          for ( name in obj ) {
 278              return false;
 279          }
 280          return true;
 281      },
 282  
 283      isPlainObject: function( obj ) {
 284          var key;
 285  
 286          // Must be an Object.
 287          // Because of IE, we also have to check the presence of the constructor property.
 288          // Make sure that DOM nodes and window objects don't pass through, as well
 289          if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
 290              return false;
 291          }
 292  
 293          try {
 294              // Not own constructor property must be Object
 295              if ( obj.constructor &&
 296                  !hasOwn.call(obj, "constructor") &&
 297                  !hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
 298                  return false;
 299              }
 300          } catch ( e ) {
 301              // IE8,9 Will throw exceptions on certain host objects #9897
 302              return false;
 303          }
 304  
 305          // Support: IE<9
 306          // Handle iteration over inherited properties before own properties.
 307          if ( support.ownLast ) {
 308              for ( key in obj ) {
 309                  return hasOwn.call( obj, key );
 310              }
 311          }
 312  
 313          // Own properties are enumerated firstly, so to speed up,
 314          // if last one is own, then all properties are own.
 315          for ( key in obj ) {}
 316  
 317          return key === undefined || hasOwn.call( obj, key );
 318      },
 319  
 320      type: function( obj ) {
 321          if ( obj == null ) {
 322              return obj + "";
 323          }
 324          return typeof obj === "object" || typeof obj === "function" ?
 325              class2type[ toString.call(obj) ] || "object" :
 326              typeof obj;
 327      },
 328  
 329      // Evaluates a script in a global context
 330      // Workarounds based on findings by Jim Driscoll
 331      // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
 332      globalEval: function( data ) {
 333          if ( data && jQuery.trim( data ) ) {
 334              // We use execScript on Internet Explorer
 335              // We use an anonymous function so that context is window
 336              // rather than jQuery in Firefox
 337              ( window.execScript || function( data ) {
 338                  window[ "eval" ].call( window, data );
 339              } )( data );
 340          }
 341      },
 342  
 343      // Convert dashed to camelCase; used by the css and data modules
 344      // Microsoft forgot to hump their vendor prefix (#9572)
 345      camelCase: function( string ) {
 346          return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
 347      },
 348  
 349      nodeName: function( elem, name ) {
 350          return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
 351      },
 352  
 353      // args is for internal usage only
 354      each: function( obj, callback, args ) {
 355          var value,
 356              i = 0,
 357              length = obj.length,
 358              isArray = isArraylike( obj );
 359  
 360          if ( args ) {
 361              if ( isArray ) {
 362                  for ( ; i < length; i++ ) {
 363                      value = callback.apply( obj[ i ], args );
 364  
 365                      if ( value === false ) {
 366                          break;
 367                      }
 368                  }
 369              } else {
 370                  for ( i in obj ) {
 371                      value = callback.apply( obj[ i ], args );
 372  
 373                      if ( value === false ) {
 374                          break;
 375                      }
 376                  }
 377              }
 378  
 379          // A special, fast, case for the most common use of each
 380          } else {
 381              if ( isArray ) {
 382                  for ( ; i < length; i++ ) {
 383                      value = callback.call( obj[ i ], i, obj[ i ] );
 384  
 385                      if ( value === false ) {
 386                          break;
 387                      }
 388                  }
 389              } else {
 390                  for ( i in obj ) {
 391                      value = callback.call( obj[ i ], i, obj[ i ] );
 392  
 393                      if ( value === false ) {
 394                          break;
 395                      }
 396                  }
 397              }
 398          }
 399  
 400          return obj;
 401      },
 402  
 403      // Support: Android<4.1, IE<9
 404      trim: function( text ) {
 405          return text == null ?
 406              "" :
 407              ( text + "" ).replace( rtrim, "" );
 408      },
 409  
 410      // results is for internal usage only
 411      makeArray: function( arr, results ) {
 412          var ret = results || [];
 413  
 414          if ( arr != null ) {
 415              if ( isArraylike( Object(arr) ) ) {
 416                  jQuery.merge( ret,
 417                      typeof arr === "string" ?
 418                      [ arr ] : arr
 419                  );
 420              } else {
 421                  push.call( ret, arr );
 422              }
 423          }
 424  
 425          return ret;
 426      },
 427  
 428      inArray: function( elem, arr, i ) {
 429          var len;
 430  
 431          if ( arr ) {
 432              if ( indexOf ) {
 433                  return indexOf.call( arr, elem, i );
 434              }
 435  
 436              len = arr.length;
 437              i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;
 438  
 439              for ( ; i < len; i++ ) {
 440                  // Skip accessing in sparse arrays
 441                  if ( i in arr && arr[ i ] === elem ) {
 442                      return i;
 443                  }
 444              }
 445          }
 446  
 447          return -1;
 448      },
 449  
 450      merge: function( first, second ) {
 451          var len = +second.length,
 452              j = 0,
 453              i = first.length;
 454  
 455          while ( j < len ) {
 456              first[ i++ ] = second[ j++ ];
 457          }
 458  
 459          // Support: IE<9
 460          // Workaround casting of .length to NaN on otherwise arraylike objects (e.g., NodeLists)
 461          if ( len !== len ) {
 462              while ( second[j] !== undefined ) {
 463                  first[ i++ ] = second[ j++ ];
 464              }
 465          }
 466  
 467          first.length = i;
 468  
 469          return first;
 470      },
 471  
 472      grep: function( elems, callback, invert ) {
 473          var callbackInverse,
 474              matches = [],
 475              i = 0,
 476              length = elems.length,
 477              callbackExpect = !invert;
 478  
 479          // Go through the array, only saving the items
 480          // that pass the validator function
 481          for ( ; i < length; i++ ) {
 482              callbackInverse = !callback( elems[ i ], i );
 483              if ( callbackInverse !== callbackExpect ) {
 484                  matches.push( elems[ i ] );
 485              }
 486          }
 487  
 488          return matches;
 489      },
 490  
 491      // arg is for internal usage only
 492      map: function( elems, callback, arg ) {
 493          var value,
 494              i = 0,
 495              length = elems.length,
 496              isArray = isArraylike( elems ),
 497              ret = [];
 498  
 499          // Go through the array, translating each of the items to their new values
 500          if ( isArray ) {
 501              for ( ; i < length; i++ ) {
 502                  value = callback( elems[ i ], i, arg );
 503  
 504                  if ( value != null ) {
 505                      ret.push( value );
 506                  }
 507              }
 508  
 509          // Go through every key on the object,
 510          } else {
 511              for ( i in elems ) {
 512                  value = callback( elems[ i ], i, arg );
 513  
 514                  if ( value != null ) {
 515                      ret.push( value );
 516                  }
 517              }
 518          }
 519  
 520          // Flatten any nested arrays
 521          return concat.apply( [], ret );
 522      },
 523  
 524      // A global GUID counter for objects
 525      guid: 1,
 526  
 527      // Bind a function to a context, optionally partially applying any
 528      // arguments.
 529      proxy: function( fn, context ) {
 530          var args, proxy, tmp;
 531  
 532          if ( typeof context === "string" ) {
 533              tmp = fn[ context ];
 534              context = fn;
 535              fn = tmp;
 536          }
 537  
 538          // Quick check to determine if target is callable, in the spec
 539          // this throws a TypeError, but we will just return undefined.
 540          if ( !jQuery.isFunction( fn ) ) {
 541              return undefined;
 542          }
 543  
 544          // Simulated bind
 545          args = slice.call( arguments, 2 );
 546          proxy = function() {
 547              return fn.apply( context || this, args.concat( slice.call( arguments ) ) );
 548          };
 549  
 550          // Set the guid of unique handler to the same of original handler, so it can be removed
 551          proxy.guid = fn.guid = fn.guid || jQuery.guid++;
 552  
 553          return proxy;
 554      },
 555  
 556      now: function() {
 557          return +( new Date() );
 558      },
 559  
 560      // jQuery.support is not used in Core but other projects attach their
 561      // properties to it so it needs to exist.
 562      support: support
 563  });
 564  
 565  // Populate the class2type map
 566  jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
 567      class2type[ "[object " + name + "]" ] = name.toLowerCase();
 568  });
 569  
 570  function isArraylike( obj ) {
 571      var length = obj.length,
 572          type = jQuery.type( obj );
 573  
 574      if ( type === "function" || jQuery.isWindow( obj ) ) {
 575          return false;
 576      }
 577  
 578      if ( obj.nodeType === 1 && length ) {
 579          return true;
 580      }
 581  
 582      return type === "array" || length === 0 ||
 583          typeof length === "number" && length > 0 && ( length - 1 ) in obj;
 584  }
 585  var Sizzle =
 586  /*!
 587   * Sizzle CSS Selector Engine v1.10.19
 588   * http://sizzlejs.com/
 589   *
 590   * Copyright 2013 jQuery Foundation, Inc. and other contributors
 591   * Released under the MIT license
 592   * http://jquery.org/license
 593   *
 594   * Date: 2014-04-18
 595   */
 596  (function( window ) {
 597  
 598  var i,
 599      support,
 600      Expr,
 601      getText,
 602      isXML,
 603      tokenize,
 604      compile,
 605      select,
 606      outermostContext,
 607      sortInput,
 608      hasDuplicate,
 609  
 610      // Local document vars
 611      setDocument,
 612      document,
 613      docElem,
 614      documentIsHTML,
 615      rbuggyQSA,
 616      rbuggyMatches,
 617      matches,
 618      contains,
 619  
 620      // Instance-specific data
 621      expando = "sizzle" + -(new Date()),
 622      preferredDoc = window.document,
 623      dirruns = 0,
 624      done = 0,
 625      classCache = createCache(),
 626      tokenCache = createCache(),
 627      compilerCache = createCache(),
 628      sortOrder = function( a, b ) {
 629          if ( a === b ) {
 630              hasDuplicate = true;
 631          }
 632          return 0;
 633      },
 634  
 635      // General-purpose constants
 636      strundefined = typeof undefined,
 637      MAX_NEGATIVE = 1 << 31,
 638  
 639      // Instance methods
 640      hasOwn = ({}).hasOwnProperty,
 641      arr = [],
 642      pop = arr.pop,
 643      push_native = arr.push,
 644      push = arr.push,
 645      slice = arr.slice,
 646      // Use a stripped-down indexOf if we can't use a native one
 647      indexOf = arr.indexOf || function( elem ) {
 648          var i = 0,
 649              len = this.length;
 650          for ( ; i < len; i++ ) {
 651              if ( this[i] === elem ) {
 652                  return i;
 653              }
 654          }
 655          return -1;
 656      },
 657  
 658      booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
 659  
 660      // Regular expressions
 661  
 662      // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
 663      whitespace = "[\\x20\\t\\r\\n\\f]",
 664      // http://www.w3.org/TR/css3-syntax/#characters
 665      characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
 666  
 667      // Loosely modeled on CSS identifier characters
 668      // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
 669      // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
 670      identifier = characterEncoding.replace( "w", "w#" ),
 671  
 672      // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
 673      attributes = "\\[" + whitespace + "*(" + characterEncoding + ")(?:" + whitespace +
 674          // Operator (capture 2)
 675          "*([*^$|!~]?=)" + whitespace +
 676          // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
 677          "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace +
 678          "*\\]",
 679  
 680      pseudos = ":(" + characterEncoding + ")(?:\\((" +
 681          // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
 682          // 1. quoted (capture 3; capture 4 or capture 5)
 683          "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
 684          // 2. simple (capture 6)
 685          "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +
 686          // 3. anything else (capture 2)
 687          ".*" +
 688          ")\\)|)",
 689  
 690      // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
 691      rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
 692  
 693      rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
 694      rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
 695  
 696      rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ),
 697  
 698      rpseudo = new RegExp( pseudos ),
 699      ridentifier = new RegExp( "^" + identifier + "$" ),
 700  
 701      matchExpr = {
 702          "ID": new RegExp( "^#(" + characterEncoding + ")" ),
 703          "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
 704          "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
 705          "ATTR": new RegExp( "^" + attributes ),
 706          "PSEUDO": new RegExp( "^" + pseudos ),
 707          "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
 708              "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
 709              "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
 710          "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
 711          // For use in libraries implementing .is()
 712          // We use this for POS matching in `select`
 713          "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
 714              whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
 715      },
 716  
 717      rinputs = /^(?:input|select|textarea|button)$/i,
 718      rheader = /^h\d$/i,
 719  
 720      rnative = /^[^{]+\{\s*\[native \w/,
 721  
 722      // Easily-parseable/retrievable ID or TAG or CLASS selectors
 723      rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
 724  
 725      rsibling = /[+~]/,
 726      rescape = /'|\\/g,
 727  
 728      // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
 729      runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
 730      funescape = function( _, escaped, escapedWhitespace ) {
 731          var high = "0x" + escaped - 0x10000;
 732          // NaN means non-codepoint
 733          // Support: Firefox<24
 734          // Workaround erroneous numeric interpretation of +"0x"
 735          return high !== high || escapedWhitespace ?
 736              escaped :
 737              high < 0 ?
 738                  // BMP codepoint
 739                  String.fromCharCode( high + 0x10000 ) :
 740                  // Supplemental Plane codepoint (surrogate pair)
 741                  String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
 742      };
 743  
 744  // Optimize for push.apply( _, NodeList )
 745  try {
 746      push.apply(
 747          (arr = slice.call( preferredDoc.childNodes )),
 748          preferredDoc.childNodes
 749      );
 750      // Support: Android<4.0
 751      // Detect silently failing push.apply
 752      arr[ preferredDoc.childNodes.length ].nodeType;
 753  } catch ( e ) {
 754      push = { apply: arr.length ?
 755  
 756          // Leverage slice if possible
 757          function( target, els ) {
 758              push_native.apply( target, slice.call(els) );
 759          } :
 760  
 761          // Support: IE<9
 762          // Otherwise append directly
 763          function( target, els ) {
 764              var j = target.length,
 765                  i = 0;
 766              // Can't trust NodeList.length
 767              while ( (target[j++] = els[i++]) ) {}
 768              target.length = j - 1;
 769          }
 770      };
 771  }
 772  
 773  function Sizzle( selector, context, results, seed ) {
 774      var match, elem, m, nodeType,
 775          // QSA vars
 776          i, groups, old, nid, newContext, newSelector;
 777  
 778      if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
 779          setDocument( context );
 780      }
 781  
 782      context = context || document;
 783      results = results || [];
 784  
 785      if ( !selector || typeof selector !== "string" ) {
 786          return results;
 787      }
 788  
 789      if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
 790          return [];
 791      }
 792  
 793      if ( documentIsHTML && !seed ) {
 794  
 795          // Shortcuts
 796          if ( (match = rquickExpr.exec( selector )) ) {
 797              // Speed-up: Sizzle("#ID")
 798              if ( (m = match[1]) ) {
 799                  if ( nodeType === 9 ) {
 800                      elem = context.getElementById( m );
 801                      // Check parentNode to catch when Blackberry 4.6 returns
 802                      // nodes that are no longer in the document (jQuery #6963)
 803                      if ( elem && elem.parentNode ) {
 804                          // Handle the case where IE, Opera, and Webkit return items
 805                          // by name instead of ID
 806                          if ( elem.id === m ) {
 807                              results.push( elem );
 808                              return results;
 809                          }
 810                      } else {
 811                          return results;
 812                      }
 813                  } else {
 814                      // Context is not a document
 815                      if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
 816                          contains( context, elem ) && elem.id === m ) {
 817                          results.push( elem );
 818                          return results;
 819                      }
 820                  }
 821  
 822              // Speed-up: Sizzle("TAG")
 823              } else if ( match[2] ) {
 824                  push.apply( results, context.getElementsByTagName( selector ) );
 825                  return results;
 826  
 827              // Speed-up: Sizzle(".CLASS")
 828              } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) {
 829                  push.apply( results, context.getElementsByClassName( m ) );
 830                  return results;
 831              }
 832          }
 833  
 834          // QSA path
 835          if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
 836              nid = old = expando;
 837              newContext = context;
 838              newSelector = nodeType === 9 && selector;
 839  
 840              // qSA works strangely on Element-rooted queries
 841              // We can work around this by specifying an extra ID on the root
 842              // and working up from there (Thanks to Andrew Dupont for the technique)
 843              // IE 8 doesn't work on object elements
 844              if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
 845                  groups = tokenize( selector );
 846  
 847                  if ( (old = context.getAttribute("id")) ) {
 848                      nid = old.replace( rescape, "\\$&" );
 849                  } else {
 850                      context.setAttribute( "id", nid );
 851                  }
 852                  nid = "[id='" + nid + "'] ";
 853  
 854                  i = groups.length;
 855                  while ( i-- ) {
 856                      groups[i] = nid + toSelector( groups[i] );
 857                  }
 858                  newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context;
 859                  newSelector = groups.join(",");
 860              }
 861  
 862              if ( newSelector ) {
 863                  try {
 864                      push.apply( results,
 865                          newContext.querySelectorAll( newSelector )
 866                      );
 867                      return results;
 868                  } catch(qsaError) {
 869                  } finally {
 870                      if ( !old ) {
 871                          context.removeAttribute("id");
 872                      }
 873                  }
 874              }
 875          }
 876      }
 877  
 878      // All others
 879      return select( selector.replace( rtrim, "$1" ), context, results, seed );
 880  }
 881  
 882  /**
 883   * Create key-value caches of limited size
 884   * @returns {Function(string, Object)} Returns the Object data after storing it on itself with
 885   *    property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
 886   *    deleting the oldest entry
 887   */
 888  function createCache() {
 889      var keys = [];
 890  
 891  	function cache( key, value ) {
 892          // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
 893          if ( keys.push( key + " " ) > Expr.cacheLength ) {
 894              // Only keep the most recent entries
 895              delete cache[ keys.shift() ];
 896          }
 897          return (cache[ key + " " ] = value);
 898      }
 899      return cache;
 900  }
 901  
 902  /**
 903   * Mark a function for special use by Sizzle
 904   * @param {Function} fn The function to mark
 905   */
 906  function markFunction( fn ) {
 907      fn[ expando ] = true;
 908      return fn;
 909  }
 910  
 911  /**
 912   * Support testing using an element
 913   * @param {Function} fn Passed the created div and expects a boolean result
 914   */
 915  function assert( fn ) {
 916      var div = document.createElement("div");
 917  
 918      try {
 919          return !!fn( div );
 920      } catch (e) {
 921          return false;
 922      } finally {
 923          // Remove from its parent by default
 924          if ( div.parentNode ) {
 925              div.parentNode.removeChild( div );
 926          }
 927          // release memory in IE
 928          div = null;
 929      }
 930  }
 931  
 932  /**
 933   * Adds the same handler for all of the specified attrs
 934   * @param {String} attrs Pipe-separated list of attributes
 935   * @param {Function} handler The method that will be applied
 936   */
 937  function addHandle( attrs, handler ) {
 938      var arr = attrs.split("|"),
 939          i = attrs.length;
 940  
 941      while ( i-- ) {
 942          Expr.attrHandle[ arr[i] ] = handler;
 943      }
 944  }
 945  
 946  /**
 947   * Checks document order of two siblings
 948   * @param {Element} a
 949   * @param {Element} b
 950   * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
 951   */
 952  function siblingCheck( a, b ) {
 953      var cur = b && a,
 954          diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
 955              ( ~b.sourceIndex || MAX_NEGATIVE ) -
 956              ( ~a.sourceIndex || MAX_NEGATIVE );
 957  
 958      // Use IE sourceIndex if available on both nodes
 959      if ( diff ) {
 960          return diff;
 961      }
 962  
 963      // Check if b follows a
 964      if ( cur ) {
 965          while ( (cur = cur.nextSibling) ) {
 966              if ( cur === b ) {
 967                  return -1;
 968              }
 969          }
 970      }
 971  
 972      return a ? 1 : -1;
 973  }
 974  
 975  /**
 976   * Returns a function to use in pseudos for input types
 977   * @param {String} type
 978   */
 979  function createInputPseudo( type ) {
 980      return function( elem ) {
 981          var name = elem.nodeName.toLowerCase();
 982          return name === "input" && elem.type === type;
 983      };
 984  }
 985  
 986  /**
 987   * Returns a function to use in pseudos for buttons
 988   * @param {String} type
 989   */
 990  function createButtonPseudo( type ) {
 991      return function( elem ) {
 992          var name = elem.nodeName.toLowerCase();
 993          return (name === "input" || name === "button") && elem.type === type;
 994      };
 995  }
 996  
 997  /**
 998   * Returns a function to use in pseudos for positionals
 999   * @param {Function} fn
1000   */
1001  function createPositionalPseudo( fn ) {
1002      return markFunction(function( argument ) {
1003          argument = +argument;
1004          return markFunction(function( seed, matches ) {
1005              var j,
1006                  matchIndexes = fn( [], seed.length, argument ),
1007                  i = matchIndexes.length;
1008  
1009              // Match elements found at the specified indexes
1010              while ( i-- ) {
1011                  if ( seed[ (j = matchIndexes[i]) ] ) {
1012                      seed[j] = !(matches[j] = seed[j]);
1013                  }
1014              }
1015          });
1016      });
1017  }
1018  
1019  /**
1020   * Checks a node for validity as a Sizzle context
1021   * @param {Element|Object=} context
1022   * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
1023   */
1024  function testContext( context ) {
1025      return context && typeof context.getElementsByTagName !== strundefined && context;
1026  }
1027  
1028  // Expose support vars for convenience
1029  support = Sizzle.support = {};
1030  
1031  /**
1032   * Detects XML nodes
1033   * @param {Element|Object} elem An element or a document
1034   * @returns {Boolean} True iff elem is a non-HTML XML node
1035   */
1036  isXML = Sizzle.isXML = function( elem ) {
1037      // documentElement is verified for cases where it doesn't yet exist
1038      // (such as loading iframes in IE - #4833)
1039      var documentElement = elem && (elem.ownerDocument || elem).documentElement;
1040      return documentElement ? documentElement.nodeName !== "HTML" : false;
1041  };
1042  
1043  /**
1044   * Sets document-related variables once based on the current document
1045   * @param {Element|Object} [doc] An element or document object to use to set the document
1046   * @returns {Object} Returns the current document
1047   */
1048  setDocument = Sizzle.setDocument = function( node ) {
1049      var hasCompare,
1050          doc = node ? node.ownerDocument || node : preferredDoc,
1051          parent = doc.defaultView;
1052  
1053      // If no document and documentElement is available, return
1054      if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
1055          return document;
1056      }
1057  
1058      // Set our document
1059      document = doc;
1060      docElem = doc.documentElement;
1061  
1062      // Support tests
1063      documentIsHTML = !isXML( doc );
1064  
1065      // Support: IE>8
1066      // If iframe document is assigned to "document" variable and if iframe has been reloaded,
1067      // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936
1068      // IE6-8 do not support the defaultView property so parent will be undefined
1069      if ( parent && parent !== parent.top ) {
1070          // IE11 does not have attachEvent, so all must suffer
1071          if ( parent.addEventListener ) {
1072              parent.addEventListener( "unload", function() {
1073                  setDocument();
1074              }, false );
1075          } else if ( parent.attachEvent ) {
1076              parent.attachEvent( "onunload", function() {
1077                  setDocument();
1078              });
1079          }
1080      }
1081  
1082      /* Attributes
1083      ---------------------------------------------------------------------- */
1084  
1085      // Support: IE<8
1086      // Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans)
1087      support.attributes = assert(function( div ) {
1088          div.className = "i";
1089          return !div.getAttribute("className");
1090      });
1091  
1092      /* getElement(s)By*
1093      ---------------------------------------------------------------------- */
1094  
1095      // Check if getElementsByTagName("*") returns only elements
1096      support.getElementsByTagName = assert(function( div ) {
1097          div.appendChild( doc.createComment("") );
1098          return !div.getElementsByTagName("*").length;
1099      });
1100  
1101      // Check if getElementsByClassName can be trusted
1102      support.getElementsByClassName = rnative.test( doc.getElementsByClassName ) && assert(function( div ) {
1103          div.innerHTML = "<div class='a'></div><div class='a i'></div>";
1104  
1105          // Support: Safari<4
1106          // Catch class over-caching
1107          div.firstChild.className = "i";
1108          // Support: Opera<10
1109          // Catch gEBCN failure to find non-leading classes
1110          return div.getElementsByClassName("i").length === 2;
1111      });
1112  
1113      // Support: IE<10
1114      // Check if getElementById returns elements by name
1115      // The broken getElementById methods don't pick up programatically-set names,
1116      // so use a roundabout getElementsByName test
1117      support.getById = assert(function( div ) {
1118          docElem.appendChild( div ).id = expando;
1119          return !doc.getElementsByName || !doc.getElementsByName( expando ).length;
1120      });
1121  
1122      // ID find and filter
1123      if ( support.getById ) {
1124          Expr.find["ID"] = function( id, context ) {
1125              if ( typeof context.getElementById !== strundefined && documentIsHTML ) {
1126                  var m = context.getElementById( id );
1127                  // Check parentNode to catch when Blackberry 4.6 returns
1128                  // nodes that are no longer in the document #6963
1129                  return m && m.parentNode ? [ m ] : [];
1130              }
1131          };
1132          Expr.filter["ID"] = function( id ) {
1133              var attrId = id.replace( runescape, funescape );
1134              return function( elem ) {
1135                  return elem.getAttribute("id") === attrId;
1136              };
1137          };
1138      } else {
1139          // Support: IE6/7
1140          // getElementById is not reliable as a find shortcut
1141          delete Expr.find["ID"];
1142  
1143          Expr.filter["ID"] =  function( id ) {
1144              var attrId = id.replace( runescape, funescape );
1145              return function( elem ) {
1146                  var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
1147                  return node && node.value === attrId;
1148              };
1149          };
1150      }
1151  
1152      // Tag
1153      Expr.find["TAG"] = support.getElementsByTagName ?
1154          function( tag, context ) {
1155              if ( typeof context.getElementsByTagName !== strundefined ) {
1156                  return context.getElementsByTagName( tag );
1157              }
1158          } :
1159          function( tag, context ) {
1160              var elem,
1161                  tmp = [],
1162                  i = 0,
1163                  results = context.getElementsByTagName( tag );
1164  
1165              // Filter out possible comments
1166              if ( tag === "*" ) {
1167                  while ( (elem = results[i++]) ) {
1168                      if ( elem.nodeType === 1 ) {
1169                          tmp.push( elem );
1170                      }
1171                  }
1172  
1173                  return tmp;
1174              }
1175              return results;
1176          };
1177  
1178      // Class
1179      Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
1180          if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) {
1181              return context.getElementsByClassName( className );
1182          }
1183      };
1184  
1185      /* QSA/matchesSelector
1186      ---------------------------------------------------------------------- */
1187  
1188      // QSA and matchesSelector support
1189  
1190      // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
1191      rbuggyMatches = [];
1192  
1193      // qSa(:focus) reports false when true (Chrome 21)
1194      // We allow this because of a bug in IE8/9 that throws an error
1195      // whenever `document.activeElement` is accessed on an iframe
1196      // So, we allow :focus to pass through QSA all the time to avoid the IE error
1197      // See http://bugs.jquery.com/ticket/13378
1198      rbuggyQSA = [];
1199  
1200      if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) {
1201          // Build QSA regex
1202          // Regex strategy adopted from Diego Perini
1203          assert(function( div ) {
1204              // Select is set to empty string on purpose
1205              // This is to test IE's treatment of not explicitly
1206              // setting a boolean content attribute,
1207              // since its presence should be enough
1208              // http://bugs.jquery.com/ticket/12359
1209              div.innerHTML = "<select msallowclip=''><option selected=''></option></select>";
1210  
1211              // Support: IE8, Opera 11-12.16
1212              // Nothing should be selected when empty strings follow ^= or $= or *=
1213              // The test attribute must be unknown in Opera but "safe" for WinRT
1214              // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
1215              if ( div.querySelectorAll("[msallowclip^='']").length ) {
1216                  rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
1217              }
1218  
1219              // Support: IE8
1220              // Boolean attributes and "value" are not treated correctly
1221              if ( !div.querySelectorAll("[selected]").length ) {
1222                  rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
1223              }
1224  
1225              // Webkit/Opera - :checked should return selected option elements
1226              // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
1227              // IE8 throws error here and will not see later tests
1228              if ( !div.querySelectorAll(":checked").length ) {
1229                  rbuggyQSA.push(":checked");
1230              }
1231          });
1232  
1233          assert(function( div ) {
1234              // Support: Windows 8 Native Apps
1235              // The type and name attributes are restricted during .innerHTML assignment
1236              var input = doc.createElement("input");
1237              input.setAttribute( "type", "hidden" );
1238              div.appendChild( input ).setAttribute( "name", "D" );
1239  
1240              // Support: IE8
1241              // Enforce case-sensitivity of name attribute
1242              if ( div.querySelectorAll("[name=d]").length ) {
1243                  rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" );
1244              }
1245  
1246              // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
1247              // IE8 throws error here and will not see later tests
1248              if ( !div.querySelectorAll(":enabled").length ) {
1249                  rbuggyQSA.push( ":enabled", ":disabled" );
1250              }
1251  
1252              // Opera 10-11 does not throw on post-comma invalid pseudos
1253              div.querySelectorAll("*,:x");
1254              rbuggyQSA.push(",.*:");
1255          });
1256      }
1257  
1258      if ( (support.matchesSelector = rnative.test( (matches = docElem.matches ||
1259          docElem.webkitMatchesSelector ||
1260          docElem.mozMatchesSelector ||
1261          docElem.oMatchesSelector ||
1262          docElem.msMatchesSelector) )) ) {
1263  
1264          assert(function( div ) {
1265              // Check to see if it's possible to do matchesSelector
1266              // on a disconnected node (IE 9)
1267              support.disconnectedMatch = matches.call( div, "div" );
1268  
1269              // This should fail with an exception
1270              // Gecko does not error, returns false instead
1271              matches.call( div, "[s!='']:x" );
1272              rbuggyMatches.push( "!=", pseudos );
1273          });
1274      }
1275  
1276      rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
1277      rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );
1278  
1279      /* Contains
1280      ---------------------------------------------------------------------- */
1281      hasCompare = rnative.test( docElem.compareDocumentPosition );
1282  
1283      // Element contains another
1284      // Purposefully does not implement inclusive descendent
1285      // As in, an element does not contain itself
1286      contains = hasCompare || rnative.test( docElem.contains ) ?
1287          function( a, b ) {
1288              var adown = a.nodeType === 9 ? a.documentElement : a,
1289                  bup = b && b.parentNode;
1290              return a === bup || !!( bup && bup.nodeType === 1 && (
1291                  adown.contains ?
1292                      adown.contains( bup ) :
1293                      a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
1294              ));
1295          } :
1296          function( a, b ) {
1297              if ( b ) {
1298                  while ( (b = b.parentNode) ) {
1299                      if ( b === a ) {
1300                          return true;
1301                      }
1302                  }
1303              }
1304              return false;
1305          };
1306  
1307      /* Sorting
1308      ---------------------------------------------------------------------- */
1309  
1310      // Document order sorting
1311      sortOrder = hasCompare ?
1312      function( a, b ) {
1313  
1314          // Flag for duplicate removal
1315          if ( a === b ) {
1316              hasDuplicate = true;
1317              return 0;
1318          }
1319  
1320          // Sort on method existence if only one input has compareDocumentPosition
1321          var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
1322          if ( compare ) {
1323              return compare;
1324          }
1325  
1326          // Calculate position if both inputs belong to the same document
1327          compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ?
1328              a.compareDocumentPosition( b ) :
1329  
1330              // Otherwise we know they are disconnected
1331              1;
1332  
1333          // Disconnected nodes
1334          if ( compare & 1 ||
1335              (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {
1336  
1337              // Choose the first element that is related to our preferred document
1338              if ( a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) {
1339                  return -1;
1340              }
1341              if ( b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) {
1342                  return 1;
1343              }
1344  
1345              // Maintain original order
1346              return sortInput ?
1347                  ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
1348                  0;
1349          }
1350  
1351          return compare & 4 ? -1 : 1;
1352      } :
1353      function( a, b ) {
1354          // Exit early if the nodes are identical
1355          if ( a === b ) {
1356              hasDuplicate = true;
1357              return 0;
1358          }
1359  
1360          var cur,
1361              i = 0,
1362              aup = a.parentNode,
1363              bup = b.parentNode,
1364              ap = [ a ],
1365              bp = [ b ];
1366  
1367          // Parentless nodes are either documents or disconnected
1368          if ( !aup || !bup ) {
1369              return a === doc ? -1 :
1370                  b === doc ? 1 :
1371                  aup ? -1 :
1372                  bup ? 1 :
1373                  sortInput ?
1374                  ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
1375                  0;
1376  
1377          // If the nodes are siblings, we can do a quick check
1378          } else if ( aup === bup ) {
1379              return siblingCheck( a, b );
1380          }
1381  
1382          // Otherwise we need full lists of their ancestors for comparison
1383          cur = a;
1384          while ( (cur = cur.parentNode) ) {
1385              ap.unshift( cur );
1386          }
1387          cur = b;
1388          while ( (cur = cur.parentNode) ) {
1389              bp.unshift( cur );
1390          }
1391  
1392          // Walk down the tree looking for a discrepancy
1393          while ( ap[i] === bp[i] ) {
1394              i++;
1395          }
1396  
1397          return i ?
1398              // Do a sibling check if the nodes have a common ancestor
1399              siblingCheck( ap[i], bp[i] ) :
1400  
1401              // Otherwise nodes in our document sort first
1402              ap[i] === preferredDoc ? -1 :
1403              bp[i] === preferredDoc ? 1 :
1404              0;
1405      };
1406  
1407      return doc;
1408  };
1409  
1410  Sizzle.matches = function( expr, elements ) {
1411      return Sizzle( expr, null, null, elements );
1412  };
1413  
1414  Sizzle.matchesSelector = function( elem, expr ) {
1415      // Set document vars if needed
1416      if ( ( elem.ownerDocument || elem ) !== document ) {
1417          setDocument( elem );
1418      }
1419  
1420      // Make sure that attribute selectors are quoted
1421      expr = expr.replace( rattributeQuotes, "='$1']" );
1422  
1423      if ( support.matchesSelector && documentIsHTML &&
1424          ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
1425          ( !rbuggyQSA     || !rbuggyQSA.test( expr ) ) ) {
1426  
1427          try {
1428              var ret = matches.call( elem, expr );
1429  
1430              // IE 9's matchesSelector returns false on disconnected nodes
1431              if ( ret || support.disconnectedMatch ||
1432                      // As well, disconnected nodes are said to be in a document
1433                      // fragment in IE 9
1434                      elem.document && elem.document.nodeType !== 11 ) {
1435                  return ret;
1436              }
1437          } catch(e) {}
1438      }
1439  
1440      return Sizzle( expr, document, null, [ elem ] ).length > 0;
1441  };
1442  
1443  Sizzle.contains = function( context, elem ) {
1444      // Set document vars if needed
1445      if ( ( context.ownerDocument || context ) !== document ) {
1446          setDocument( context );
1447      }
1448      return contains( context, elem );
1449  };
1450  
1451  Sizzle.attr = function( elem, name ) {
1452      // Set document vars if needed
1453      if ( ( elem.ownerDocument || elem ) !== document ) {
1454          setDocument( elem );
1455      }
1456  
1457      var fn = Expr.attrHandle[ name.toLowerCase() ],
1458          // Don't get fooled by Object.prototype properties (jQuery #13807)
1459          val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
1460              fn( elem, name, !documentIsHTML ) :
1461              undefined;
1462  
1463      return val !== undefined ?
1464          val :
1465          support.attributes || !documentIsHTML ?
1466              elem.getAttribute( name ) :
1467              (val = elem.getAttributeNode(name)) && val.specified ?
1468                  val.value :
1469                  null;
1470  };
1471  
1472  Sizzle.error = function( msg ) {
1473      throw new Error( "Syntax error, unrecognized expression: " + msg );
1474  };
1475  
1476  /**
1477   * Document sorting and removing duplicates
1478   * @param {ArrayLike} results
1479   */
1480  Sizzle.uniqueSort = function( results ) {
1481      var elem,
1482          duplicates = [],
1483          j = 0,
1484          i = 0;
1485  
1486      // Unless we *know* we can detect duplicates, assume their presence
1487      hasDuplicate = !support.detectDuplicates;
1488      sortInput = !support.sortStable && results.slice( 0 );
1489      results.sort( sortOrder );
1490  
1491      if ( hasDuplicate ) {
1492          while ( (elem = results[i++]) ) {
1493              if ( elem === results[ i ] ) {
1494                  j = duplicates.push( i );
1495              }
1496          }
1497          while ( j-- ) {
1498              results.splice( duplicates[ j ], 1 );
1499          }
1500      }
1501  
1502      // Clear input after sorting to release objects
1503      // See https://github.com/jquery/sizzle/pull/225
1504      sortInput = null;
1505  
1506      return results;
1507  };
1508  
1509  /**
1510   * Utility function for retrieving the text value of an array of DOM nodes
1511   * @param {Array|Element} elem
1512   */
1513  getText = Sizzle.getText = function( elem ) {
1514      var node,
1515          ret = "",
1516          i = 0,
1517          nodeType = elem.nodeType;
1518  
1519      if ( !nodeType ) {
1520          // If no nodeType, this is expected to be an array
1521          while ( (node = elem[i++]) ) {
1522              // Do not traverse comment nodes
1523              ret += getText( node );
1524          }
1525      } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
1526          // Use textContent for elements
1527          // innerText usage removed for consistency of new lines (jQuery #11153)
1528          if ( typeof elem.textContent === "string" ) {
1529              return elem.textContent;
1530          } else {
1531              // Traverse its children
1532              for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
1533                  ret += getText( elem );
1534              }
1535          }
1536      } else if ( nodeType === 3 || nodeType === 4 ) {
1537          return elem.nodeValue;
1538      }
1539      // Do not include comment or processing instruction nodes
1540  
1541      return ret;
1542  };
1543  
1544  Expr = Sizzle.selectors = {
1545  
1546      // Can be adjusted by the user
1547      cacheLength: 50,
1548  
1549      createPseudo: markFunction,
1550  
1551      match: matchExpr,
1552  
1553      attrHandle: {},
1554  
1555      find: {},
1556  
1557      relative: {
1558          ">": { dir: "parentNode", first: true },
1559          " ": { dir: "parentNode" },
1560          "+": { dir: "previousSibling", first: true },
1561          "~": { dir: "previousSibling" }
1562      },
1563  
1564      preFilter: {
1565          "ATTR": function( match ) {
1566              match[1] = match[1].replace( runescape, funescape );
1567  
1568              // Move the given value to match[3] whether quoted or unquoted
1569              match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape );
1570  
1571              if ( match[2] === "~=" ) {
1572                  match[3] = " " + match[3] + " ";
1573              }
1574  
1575              return match.slice( 0, 4 );
1576          },
1577  
1578          "CHILD": function( match ) {
1579              /* matches from matchExpr["CHILD"]
1580                  1 type (only|nth|...)
1581                  2 what (child|of-type)
1582                  3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
1583                  4 xn-component of xn+y argument ([+-]?\d*n|)
1584                  5 sign of xn-component
1585                  6 x of xn-component
1586                  7 sign of y-component
1587                  8 y of y-component
1588              */
1589              match[1] = match[1].toLowerCase();
1590  
1591              if ( match[1].slice( 0, 3 ) === "nth" ) {
1592                  // nth-* requires argument
1593                  if ( !match[3] ) {
1594                      Sizzle.error( match[0] );
1595                  }
1596  
1597                  // numeric x and y parameters for Expr.filter.CHILD
1598                  // remember that false/true cast respectively to 0/1
1599                  match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
1600                  match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );
1601  
1602              // other types prohibit arguments
1603              } else if ( match[3] ) {
1604                  Sizzle.error( match[0] );
1605              }
1606  
1607              return match;
1608          },
1609  
1610          "PSEUDO": function( match ) {
1611              var excess,
1612                  unquoted = !match[6] && match[2];
1613  
1614              if ( matchExpr["CHILD"].test( match[0] ) ) {
1615                  return null;
1616              }
1617  
1618              // Accept quoted arguments as-is
1619              if ( match[3] ) {
1620                  match[2] = match[4] || match[5] || "";
1621  
1622              // Strip excess characters from unquoted arguments
1623              } else if ( unquoted && rpseudo.test( unquoted ) &&
1624                  // Get excess from tokenize (recursively)
1625                  (excess = tokenize( unquoted, true )) &&
1626                  // advance to the next closing parenthesis
1627                  (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {
1628  
1629                  // excess is a negative index
1630                  match[0] = match[0].slice( 0, excess );
1631                  match[2] = unquoted.slice( 0, excess );
1632              }
1633  
1634              // Return only captures needed by the pseudo filter method (type and argument)
1635              return match.slice( 0, 3 );
1636          }
1637      },
1638  
1639      filter: {
1640  
1641          "TAG": function( nodeNameSelector ) {
1642              var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
1643              return nodeNameSelector === "*" ?
1644                  function() { return true; } :
1645                  function( elem ) {
1646                      return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
1647                  };
1648          },
1649  
1650          "CLASS": function( className ) {
1651              var pattern = classCache[ className + " " ];
1652  
1653              return pattern ||
1654                  (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
1655                  classCache( className, function( elem ) {
1656                      return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" );
1657                  });
1658          },
1659  
1660          "ATTR": function( name, operator, check ) {
1661              return function( elem ) {
1662                  var result = Sizzle.attr( elem, name );
1663  
1664                  if ( result == null ) {
1665                      return operator === "!=";
1666                  }
1667                  if ( !operator ) {
1668                      return true;
1669                  }
1670  
1671                  result += "";
1672  
1673                  return operator === "=" ? result === check :
1674                      operator === "!=" ? result !== check :
1675                      operator === "^=" ? check && result.indexOf( check ) === 0 :
1676                      operator === "*=" ? check && result.indexOf( check ) > -1 :
1677                      operator === "$=" ? check && result.slice( -check.length ) === check :
1678                      operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
1679                      operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
1680                      false;
1681              };
1682          },
1683  
1684          "CHILD": function( type, what, argument, first, last ) {
1685              var simple = type.slice( 0, 3 ) !== "nth",
1686                  forward = type.slice( -4 ) !== "last",
1687                  ofType = what === "of-type";
1688  
1689              return first === 1 && last === 0 ?
1690  
1691                  // Shortcut for :nth-*(n)
1692                  function( elem ) {
1693                      return !!elem.parentNode;
1694                  } :
1695  
1696                  function( elem, context, xml ) {
1697                      var cache, outerCache, node, diff, nodeIndex, start,
1698                          dir = simple !== forward ? "nextSibling" : "previousSibling",
1699                          parent = elem.parentNode,
1700                          name = ofType && elem.nodeName.toLowerCase(),
1701                          useCache = !xml && !ofType;
1702  
1703                      if ( parent ) {
1704  
1705                          // :(first|last|only)-(child|of-type)
1706                          if ( simple ) {
1707                              while ( dir ) {
1708                                  node = elem;
1709                                  while ( (node = node[ dir ]) ) {
1710                                      if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
1711                                          return false;
1712                                      }
1713                                  }
1714                                  // Reverse direction for :only-* (if we haven't yet done so)
1715                                  start = dir = type === "only" && !start && "nextSibling";
1716                              }
1717                              return true;
1718                          }
1719  
1720                          start = [ forward ? parent.firstChild : parent.lastChild ];
1721  
1722                          // non-xml :nth-child(...) stores cache data on `parent`
1723                          if ( forward && useCache ) {
1724                              // Seek `elem` from a previously-cached index
1725                              outerCache = parent[ expando ] || (parent[ expando ] = {});
1726                              cache = outerCache[ type ] || [];
1727                              nodeIndex = cache[0] === dirruns && cache[1];
1728                              diff = cache[0] === dirruns && cache[2];
1729                              node = nodeIndex && parent.childNodes[ nodeIndex ];
1730  
1731                              while ( (node = ++nodeIndex && node && node[ dir ] ||
1732  
1733                                  // Fallback to seeking `elem` from the start
1734                                  (diff = nodeIndex = 0) || start.pop()) ) {
1735  
1736                                  // When found, cache indexes on `parent` and break
1737                                  if ( node.nodeType === 1 && ++diff && node === elem ) {
1738                                      outerCache[ type ] = [ dirruns, nodeIndex, diff ];
1739                                      break;
1740                                  }
1741                              }
1742  
1743                          // Use previously-cached element index if available
1744                          } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
1745                              diff = cache[1];
1746  
1747                          // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
1748                          } else {
1749                              // Use the same loop as above to seek `elem` from the start
1750                              while ( (node = ++nodeIndex && node && node[ dir ] ||
1751                                  (diff = nodeIndex = 0) || start.pop()) ) {
1752  
1753                                  if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
1754                                      // Cache the index of each encountered element
1755                                      if ( useCache ) {
1756                                          (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
1757                                      }
1758  
1759                                      if ( node === elem ) {
1760                                          break;
1761                                      }
1762                                  }
1763                              }
1764                          }
1765  
1766                          // Incorporate the offset, then check against cycle size
1767                          diff -= last;
1768                          return diff === first || ( diff % first === 0 && diff / first >= 0 );
1769                      }
1770                  };
1771          },
1772  
1773          "PSEUDO": function( pseudo, argument ) {
1774              // pseudo-class names are case-insensitive
1775              // http://www.w3.org/TR/selectors/#pseudo-classes
1776              // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
1777              // Remember that setFilters inherits from pseudos
1778              var args,
1779                  fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
1780                      Sizzle.error( "unsupported pseudo: " + pseudo );
1781  
1782              // The user may use createPseudo to indicate that
1783              // arguments are needed to create the filter function
1784              // just as Sizzle does
1785              if ( fn[ expando ] ) {
1786                  return fn( argument );
1787              }
1788  
1789              // But maintain support for old signatures
1790              if ( fn.length > 1 ) {
1791                  args = [ pseudo, pseudo, "", argument ];
1792                  return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
1793                      markFunction(function( seed, matches ) {
1794                          var idx,
1795                              matched = fn( seed, argument ),
1796                              i = matched.length;
1797                          while ( i-- ) {
1798                              idx = indexOf.call( seed, matched[i] );
1799                              seed[ idx ] = !( matches[ idx ] = matched[i] );
1800                          }
1801                      }) :
1802                      function( elem ) {
1803                          return fn( elem, 0, args );
1804                      };
1805              }
1806  
1807              return fn;
1808          }
1809      },
1810  
1811      pseudos: {
1812          // Potentially complex pseudos
1813          "not": markFunction(function( selector ) {
1814              // Trim the selector passed to compile
1815              // to avoid treating leading and trailing
1816              // spaces as combinators
1817              var input = [],
1818                  results = [],
1819                  matcher = compile( selector.replace( rtrim, "$1" ) );
1820  
1821              return matcher[ expando ] ?
1822                  markFunction(function( seed, matches, context, xml ) {
1823                      var elem,
1824                          unmatched = matcher( seed, null, xml, [] ),
1825                          i = seed.length;
1826  
1827                      // Match elements unmatched by `matcher`
1828                      while ( i-- ) {
1829                          if ( (elem = unmatched[i]) ) {
1830                              seed[i] = !(matches[i] = elem);
1831                          }
1832                      }
1833                  }) :
1834                  function( elem, context, xml ) {
1835                      input[0] = elem;
1836                      matcher( input, null, xml, results );
1837                      return !results.pop();
1838                  };
1839          }),
1840  
1841          "has": markFunction(function( selector ) {
1842              return function( elem ) {
1843                  return Sizzle( selector, elem ).length > 0;
1844              };
1845          }),
1846  
1847          "contains": markFunction(function( text ) {
1848              return function( elem ) {
1849                  return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
1850              };
1851          }),
1852  
1853          // "Whether an element is represented by a :lang() selector
1854          // is based solely on the element's language value
1855          // being equal to the identifier C,
1856          // or beginning with the identifier C immediately followed by "-".
1857          // The matching of C against the element's language value is performed case-insensitively.
1858          // The identifier C does not have to be a valid language name."
1859          // http://www.w3.org/TR/selectors/#lang-pseudo
1860          "lang": markFunction( function( lang ) {
1861              // lang value must be a valid identifier
1862              if ( !ridentifier.test(lang || "") ) {
1863                  Sizzle.error( "unsupported lang: " + lang );
1864              }
1865              lang = lang.replace( runescape, funescape ).toLowerCase();
1866              return function( elem ) {
1867                  var elemLang;
1868                  do {
1869                      if ( (elemLang = documentIsHTML ?
1870                          elem.lang :
1871                          elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {
1872  
1873                          elemLang = elemLang.toLowerCase();
1874                          return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
1875                      }
1876                  } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
1877                  return false;
1878              };
1879          }),
1880  
1881          // Miscellaneous
1882          "target": function( elem ) {
1883              var hash = window.location && window.location.hash;
1884              return hash && hash.slice( 1 ) === elem.id;
1885          },
1886  
1887          "root": function( elem ) {
1888              return elem === docElem;
1889          },
1890  
1891          "focus": function( elem ) {
1892              return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
1893          },
1894  
1895          // Boolean properties
1896          "enabled": function( elem ) {
1897              return elem.disabled === false;
1898          },
1899  
1900          "disabled": function( elem ) {
1901              return elem.disabled === true;
1902          },
1903  
1904          "checked": function( elem ) {
1905              // In CSS3, :checked should return both checked and selected elements
1906              // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
1907              var nodeName = elem.nodeName.toLowerCase();
1908              return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
1909          },
1910  
1911          "selected": function( elem ) {
1912              // Accessing this property makes selected-by-default
1913              // options in Safari work properly
1914              if ( elem.parentNode ) {
1915                  elem.parentNode.selectedIndex;
1916              }
1917  
1918              return elem.selected === true;
1919          },
1920  
1921          // Contents
1922          "empty": function( elem ) {
1923              // http://www.w3.org/TR/selectors/#empty-pseudo
1924              // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
1925              //   but not by others (comment: 8; processing instruction: 7; etc.)
1926              // nodeType < 6 works because attributes (2) do not appear as children
1927              for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
1928                  if ( elem.nodeType < 6 ) {
1929                      return false;
1930                  }
1931              }
1932              return true;
1933          },
1934  
1935          "parent": function( elem ) {
1936              return !Expr.pseudos["empty"]( elem );
1937          },
1938  
1939          // Element/input types
1940          "header": function( elem ) {
1941              return rheader.test( elem.nodeName );
1942          },
1943  
1944          "input": function( elem ) {
1945              return rinputs.test( elem.nodeName );
1946          },
1947  
1948          "button": function( elem ) {
1949              var name = elem.nodeName.toLowerCase();
1950              return name === "input" && elem.type === "button" || name === "button";
1951          },
1952  
1953          "text": function( elem ) {
1954              var attr;
1955              return elem.nodeName.toLowerCase() === "input" &&
1956                  elem.type === "text" &&
1957  
1958                  // Support: IE<8
1959                  // New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
1960                  ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" );
1961          },
1962  
1963          // Position-in-collection
1964          "first": createPositionalPseudo(function() {
1965              return [ 0 ];
1966          }),
1967  
1968          "last": createPositionalPseudo(function( matchIndexes, length ) {
1969              return [ length - 1 ];
1970          }),
1971  
1972          "eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
1973              return [ argument < 0 ? argument + length : argument ];
1974          }),
1975  
1976          "even": createPositionalPseudo(function( matchIndexes, length ) {
1977              var i = 0;
1978              for ( ; i < length; i += 2 ) {
1979                  matchIndexes.push( i );
1980              }
1981              return matchIndexes;
1982          }),
1983  
1984          "odd": createPositionalPseudo(function( matchIndexes, length ) {
1985              var i = 1;
1986              for ( ; i < length; i += 2 ) {
1987                  matchIndexes.push( i );
1988              }
1989              return matchIndexes;
1990          }),
1991  
1992          "lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
1993              var i = argument < 0 ? argument + length : argument;
1994              for ( ; --i >= 0; ) {
1995                  matchIndexes.push( i );
1996              }
1997              return matchIndexes;
1998          }),
1999  
2000          "gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
2001              var i = argument < 0 ? argument + length : argument;
2002              for ( ; ++i < length; ) {
2003                  matchIndexes.push( i );
2004              }
2005              return matchIndexes;
2006          })
2007      }
2008  };
2009  
2010  Expr.pseudos["nth"] = Expr.pseudos["eq"];
2011  
2012  // Add button/input type pseudos
2013  for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
2014      Expr.pseudos[ i ] = createInputPseudo( i );
2015  }
2016  for ( i in { submit: true, reset: true } ) {
2017      Expr.pseudos[ i ] = createButtonPseudo( i );
2018  }
2019  
2020  // Easy API for creating new setFilters
2021  function setFilters() {}
2022  setFilters.prototype = Expr.filters = Expr.pseudos;
2023  Expr.setFilters = new setFilters();
2024  
2025  tokenize = Sizzle.tokenize = function( selector, parseOnly ) {
2026      var matched, match, tokens, type,
2027          soFar, groups, preFilters,
2028          cached = tokenCache[ selector + " " ];
2029  
2030      if ( cached ) {
2031          return parseOnly ? 0 : cached.slice( 0 );
2032      }
2033  
2034      soFar = selector;
2035      groups = [];
2036      preFilters = Expr.preFilter;
2037  
2038      while ( soFar ) {
2039  
2040          // Comma and first run
2041          if ( !matched || (match = rcomma.exec( soFar )) ) {
2042              if ( match ) {
2043                  // Don't consume trailing commas as valid
2044                  soFar = soFar.slice( match[0].length ) || soFar;
2045              }
2046              groups.push( (tokens = []) );
2047          }
2048  
2049          matched = false;
2050  
2051          // Combinators
2052          if ( (match = rcombinators.exec( soFar )) ) {
2053              matched = match.shift();
2054              tokens.push({
2055                  value: matched,
2056                  // Cast descendant combinators to space
2057                  type: match[0].replace( rtrim, " " )
2058              });
2059              soFar = soFar.slice( matched.length );
2060          }
2061  
2062          // Filters
2063          for ( type in Expr.filter ) {
2064              if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
2065                  (match = preFilters[ type ]( match ))) ) {
2066                  matched = match.shift();
2067                  tokens.push({
2068                      value: matched,
2069                      type: type,
2070                      matches: match
2071                  });
2072                  soFar = soFar.slice( matched.length );
2073              }
2074          }
2075  
2076          if ( !matched ) {
2077              break;
2078          }
2079      }
2080  
2081      // Return the length of the invalid excess
2082      // if we're just parsing
2083      // Otherwise, throw an error or return tokens
2084      return parseOnly ?
2085          soFar.length :
2086          soFar ?
2087              Sizzle.error( selector ) :
2088              // Cache the tokens
2089              tokenCache( selector, groups ).slice( 0 );
2090  };
2091  
2092  function toSelector( tokens ) {
2093      var i = 0,
2094          len = tokens.length,
2095          selector = "";
2096      for ( ; i < len; i++ ) {
2097          selector += tokens[i].value;
2098      }
2099      return selector;
2100  }
2101  
2102  function addCombinator( matcher, combinator, base ) {
2103      var dir = combinator.dir,
2104          checkNonElements = base && dir === "parentNode",
2105          doneName = done++;
2106  
2107      return combinator.first ?
2108          // Check against closest ancestor/preceding element
2109          function( elem, context, xml ) {
2110              while ( (elem = elem[ dir ]) ) {
2111                  if ( elem.nodeType === 1 || checkNonElements ) {
2112                      return matcher( elem, context, xml );
2113                  }
2114              }
2115          } :
2116  
2117          // Check against all ancestor/preceding elements
2118          function( elem, context, xml ) {
2119              var oldCache, outerCache,
2120                  newCache = [ dirruns, doneName ];
2121  
2122              // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching
2123              if ( xml ) {
2124                  while ( (elem = elem[ dir ]) ) {
2125                      if ( elem.nodeType === 1 || checkNonElements ) {
2126                          if ( matcher( elem, context, xml ) ) {
2127                              return true;
2128                          }
2129                      }
2130                  }
2131              } else {
2132                  while ( (elem = elem[ dir ]) ) {
2133                      if ( elem.nodeType === 1 || checkNonElements ) {
2134                          outerCache = elem[ expando ] || (elem[ expando ] = {});
2135                          if ( (oldCache = outerCache[ dir ]) &&
2136                              oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) {
2137  
2138                              // Assign to newCache so results back-propagate to previous elements
2139                              return (newCache[ 2 ] = oldCache[ 2 ]);
2140                          } else {
2141                              // Reuse newcache so results back-propagate to previous elements
2142                              outerCache[ dir ] = newCache;
2143  
2144                              // A match means we're done; a fail means we have to keep checking
2145                              if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) {
2146                                  return true;
2147                              }
2148                          }
2149                      }
2150                  }
2151              }
2152          };
2153  }
2154  
2155  function elementMatcher( matchers ) {
2156      return matchers.length > 1 ?
2157          function( elem, context, xml ) {
2158              var i = matchers.length;
2159              while ( i-- ) {
2160                  if ( !matchers[i]( elem, context, xml ) ) {
2161                      return false;
2162                  }
2163              }
2164              return true;
2165          } :
2166          matchers[0];
2167  }
2168  
2169  function multipleContexts( selector, contexts, results ) {
2170      var i = 0,
2171          len = contexts.length;
2172      for ( ; i < len; i++ ) {
2173          Sizzle( selector, contexts[i], results );
2174      }
2175      return results;
2176  }
2177  
2178  function condense( unmatched, map, filter, context, xml ) {
2179      var elem,
2180          newUnmatched = [],
2181          i = 0,
2182          len = unmatched.length,
2183          mapped = map != null;
2184  
2185      for ( ; i < len; i++ ) {
2186          if ( (elem = unmatched[i]) ) {
2187              if ( !filter || filter( elem, context, xml ) ) {
2188                  newUnmatched.push( elem );
2189                  if ( mapped ) {
2190                      map.push( i );
2191                  }
2192              }
2193          }
2194      }
2195  
2196      return newUnmatched;
2197  }
2198  
2199  function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
2200      if ( postFilter && !postFilter[ expando ] ) {
2201          postFilter = setMatcher( postFilter );
2202      }
2203      if ( postFinder && !postFinder[ expando ] ) {
2204          postFinder = setMatcher( postFinder, postSelector );
2205      }
2206      return markFunction(function( seed, results, context, xml ) {
2207          var temp, i, elem,
2208              preMap = [],
2209              postMap = [],
2210              preexisting = results.length,
2211  
2212              // Get initial elements from seed or context
2213              elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),
2214  
2215              // Prefilter to get matcher input, preserving a map for seed-results synchronization
2216              matcherIn = preFilter && ( seed || !selector ) ?
2217                  condense( elems, preMap, preFilter, context, xml ) :
2218                  elems,
2219  
2220              matcherOut = matcher ?
2221                  // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
2222                  postFinder || ( seed ? preFilter : preexisting || postFilter ) ?
2223  
2224                      // ...intermediate processing is necessary
2225                      [] :
2226  
2227                      // ...otherwise use results directly
2228                      results :
2229                  matcherIn;
2230  
2231          // Find primary matches
2232          if ( matcher ) {
2233              matcher( matcherIn, matcherOut, context, xml );
2234          }
2235  
2236          // Apply postFilter
2237          if ( postFilter ) {
2238              temp = condense( matcherOut, postMap );
2239              postFilter( temp, [], context, xml );
2240  
2241              // Un-match failing elements by moving them back to matcherIn
2242              i = temp.length;
2243              while ( i-- ) {
2244                  if ( (elem = temp[i]) ) {
2245                      matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
2246                  }
2247              }
2248          }
2249  
2250          if ( seed ) {
2251              if ( postFinder || preFilter ) {
2252                  if ( postFinder ) {
2253                      // Get the final matcherOut by condensing this intermediate into postFinder contexts
2254                      temp = [];
2255                      i = matcherOut.length;
2256                      while ( i-- ) {
2257                          if ( (elem = matcherOut[i]) ) {
2258                              // Restore matcherIn since elem is not yet a final match
2259                              temp.push( (matcherIn[i] = elem) );
2260                          }
2261                      }
2262                      postFinder( null, (matcherOut = []), temp, xml );
2263                  }
2264  
2265                  // Move matched elements from seed to results to keep them synchronized
2266                  i = matcherOut.length;
2267                  while ( i-- ) {
2268                      if ( (elem = matcherOut[i]) &&
2269                          (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {
2270  
2271                          seed[temp] = !(results[temp] = elem);
2272                      }
2273                  }
2274              }
2275  
2276          // Add elements to results, through postFinder if defined
2277          } else {
2278              matcherOut = condense(
2279                  matcherOut === results ?
2280                      matcherOut.splice( preexisting, matcherOut.length ) :
2281                      matcherOut
2282              );
2283              if ( postFinder ) {
2284                  postFinder( null, results, matcherOut, xml );
2285              } else {
2286                  push.apply( results, matcherOut );
2287              }
2288          }
2289      });
2290  }
2291  
2292  function matcherFromTokens( tokens ) {
2293      var checkContext, matcher, j,
2294          len = tokens.length,
2295          leadingRelative = Expr.relative[ tokens[0].type ],
2296          implicitRelative = leadingRelative || Expr.relative[" "],
2297          i = leadingRelative ? 1 : 0,
2298  
2299          // The foundational matcher ensures that elements are reachable from top-level context(s)
2300          matchContext = addCombinator( function( elem ) {
2301              return elem === checkContext;
2302          }, implicitRelative, true ),
2303          matchAnyContext = addCombinator( function( elem ) {
2304              return indexOf.call( checkContext, elem ) > -1;
2305          }, implicitRelative, true ),
2306          matchers = [ function( elem, context, xml ) {
2307              return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
2308                  (checkContext = context).nodeType ?
2309                      matchContext( elem, context, xml ) :
2310                      matchAnyContext( elem, context, xml ) );
2311          } ];
2312  
2313      for ( ; i < len; i++ ) {
2314          if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
2315              matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
2316          } else {
2317              matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );
2318  
2319              // Return special upon seeing a positional matcher
2320              if ( matcher[ expando ] ) {
2321                  // Find the next relative operator (if any) for proper handling
2322                  j = ++i;
2323                  for ( ; j < len; j++ ) {
2324                      if ( Expr.relative[ tokens[j].type ] ) {
2325                          break;
2326                      }
2327                  }
2328                  return setMatcher(
2329                      i > 1 && elementMatcher( matchers ),
2330                      i > 1 && toSelector(
2331                          // If the preceding token was a descendant combinator, insert an implicit any-element `*`
2332                          tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
2333                      ).replace( rtrim, "$1" ),
2334                      matcher,
2335                      i < j && matcherFromTokens( tokens.slice( i, j ) ),
2336                      j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
2337                      j < len && toSelector( tokens )
2338                  );
2339              }
2340              matchers.push( matcher );
2341          }
2342      }
2343  
2344      return elementMatcher( matchers );
2345  }
2346  
2347  function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
2348      var bySet = setMatchers.length > 0,
2349          byElement = elementMatchers.length > 0,
2350          superMatcher = function( seed, context, xml, results, outermost ) {
2351              var elem, j, matcher,
2352                  matchedCount = 0,
2353                  i = "0",
2354                  unmatched = seed && [],
2355                  setMatched = [],
2356                  contextBackup = outermostContext,
2357                  // We must always have either seed elements or outermost context
2358                  elems = seed || byElement && Expr.find["TAG"]( "*", outermost ),
2359                  // Use integer dirruns iff this is the outermost matcher
2360                  dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1),
2361                  len = elems.length;
2362  
2363              if ( outermost ) {
2364                  outermostContext = context !== document && context;
2365              }
2366  
2367              // Add elements passing elementMatchers directly to results
2368              // Keep `i` a string if there are no elements so `matchedCount` will be "00" below
2369              // Support: IE<9, Safari
2370              // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
2371              for ( ; i !== len && (elem = elems[i]) != null; i++ ) {
2372                  if ( byElement && elem ) {
2373                      j = 0;
2374                      while ( (matcher = elementMatchers[j++]) ) {
2375                          if ( matcher( elem, context, xml ) ) {
2376                              results.push( elem );
2377                              break;
2378                          }
2379                      }
2380                      if ( outermost ) {
2381                          dirruns = dirrunsUnique;
2382                      }
2383                  }
2384  
2385                  // Track unmatched elements for set filters
2386                  if ( bySet ) {
2387                      // They will have gone through all possible matchers
2388                      if ( (elem = !matcher && elem) ) {
2389                          matchedCount--;
2390                      }
2391  
2392                      // Lengthen the array for every element, matched or not
2393                      if ( seed ) {
2394                          unmatched.push( elem );
2395                      }
2396                  }
2397              }
2398  
2399              // Apply set filters to unmatched elements
2400              matchedCount += i;
2401              if ( bySet && i !== matchedCount ) {
2402                  j = 0;
2403                  while ( (matcher = setMatchers[j++]) ) {
2404                      matcher( unmatched, setMatched, context, xml );
2405                  }
2406  
2407                  if ( seed ) {
2408                      // Reintegrate element matches to eliminate the need for sorting
2409                      if ( matchedCount > 0 ) {
2410                          while ( i-- ) {
2411                              if ( !(unmatched[i] || setMatched[i]) ) {
2412                                  setMatched[i] = pop.call( results );
2413                              }
2414                          }
2415                      }
2416  
2417                      // Discard index placeholder values to get only actual matches
2418                      setMatched = condense( setMatched );
2419                  }
2420  
2421                  // Add matches to results
2422                  push.apply( results, setMatched );
2423  
2424                  // Seedless set matches succeeding multiple successful matchers stipulate sorting
2425                  if ( outermost && !seed && setMatched.length > 0 &&
2426                      ( matchedCount + setMatchers.length ) > 1 ) {
2427  
2428                      Sizzle.uniqueSort( results );
2429                  }
2430              }
2431  
2432              // Override manipulation of globals by nested matchers
2433              if ( outermost ) {
2434                  dirruns = dirrunsUnique;
2435                  outermostContext = contextBackup;
2436              }
2437  
2438              return unmatched;
2439          };
2440  
2441      return bySet ?
2442          markFunction( superMatcher ) :
2443          superMatcher;
2444  }
2445  
2446  compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) {
2447      var i,
2448          setMatchers = [],
2449          elementMatchers = [],
2450          cached = compilerCache[ selector + " " ];
2451  
2452      if ( !cached ) {
2453          // Generate a function of recursive functions that can be used to check each element
2454          if ( !match ) {
2455              match = tokenize( selector );
2456          }
2457          i = match.length;
2458          while ( i-- ) {
2459              cached = matcherFromTokens( match[i] );
2460              if ( cached[ expando ] ) {
2461                  setMatchers.push( cached );
2462              } else {
2463                  elementMatchers.push( cached );
2464              }
2465          }
2466  
2467          // Cache the compiled function
2468          cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
2469  
2470          // Save selector and tokenization
2471          cached.selector = selector;
2472      }
2473      return cached;
2474  };
2475  
2476  /**
2477   * A low-level selection function that works with Sizzle's compiled
2478   *  selector functions
2479   * @param {String|Function} selector A selector or a pre-compiled
2480   *  selector function built with Sizzle.compile
2481   * @param {Element} context
2482   * @param {Array} [results]
2483   * @param {Array} [seed] A set of elements to match against
2484   */
2485  select = Sizzle.select = function( selector, context, results, seed ) {
2486      var i, tokens, token, type, find,
2487          compiled = typeof selector === "function" && selector,
2488          match = !seed && tokenize( (selector = compiled.selector || selector) );
2489  
2490      results = results || [];
2491  
2492      // Try to minimize operations if there is no seed and only one group
2493      if ( match.length === 1 ) {
2494  
2495          // Take a shortcut and set the context if the root selector is an ID
2496          tokens = match[0] = match[0].slice( 0 );
2497          if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
2498                  support.getById && context.nodeType === 9 && documentIsHTML &&
2499                  Expr.relative[ tokens[1].type ] ) {
2500  
2501              context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
2502              if ( !context ) {
2503                  return results;
2504  
2505              // Precompiled matchers will still verify ancestry, so step up a level
2506              } else if ( compiled ) {
2507                  context = context.parentNode;
2508              }
2509  
2510              selector = selector.slice( tokens.shift().value.length );
2511          }
2512  
2513          // Fetch a seed set for right-to-left matching
2514          i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
2515          while ( i-- ) {
2516              token = tokens[i];
2517  
2518              // Abort if we hit a combinator
2519              if ( Expr.relative[ (type = token.type) ] ) {
2520                  break;
2521              }
2522              if ( (find = Expr.find[ type ]) ) {
2523                  // Search, expanding context for leading sibling combinators
2524                  if ( (seed = find(
2525                      token.matches[0].replace( runescape, funescape ),
2526                      rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context
2527                  )) ) {
2528  
2529                      // If seed is empty or no tokens remain, we can return early
2530                      tokens.splice( i, 1 );
2531                      selector = seed.length && toSelector( tokens );
2532                      if ( !selector ) {
2533                          push.apply( results, seed );
2534                          return results;
2535                      }
2536  
2537                      break;
2538                  }
2539              }
2540          }
2541      }
2542  
2543      // Compile and execute a filtering function if one is not provided
2544      // Provide `match` to avoid retokenization if we modified the selector above
2545      ( compiled || compile( selector, match ) )(
2546          seed,
2547          context,
2548          !documentIsHTML,
2549          results,
2550          rsibling.test( selector ) && testContext( context.parentNode ) || context
2551      );
2552      return results;
2553  };
2554  
2555  // One-time assignments
2556  
2557  // Sort stability
2558  support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
2559  
2560  // Support: Chrome<14
2561  // Always assume duplicates if they aren't passed to the comparison function
2562  support.detectDuplicates = !!hasDuplicate;
2563  
2564  // Initialize against the default document
2565  setDocument();
2566  
2567  // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
2568  // Detached nodes confoundingly follow *each other*
2569  support.sortDetached = assert(function( div1 ) {
2570      // Should return 1, but returns 4 (following)
2571      return div1.compareDocumentPosition( document.createElement("div") ) & 1;
2572  });
2573  
2574  // Support: IE<8
2575  // Prevent attribute/property "interpolation"
2576  // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
2577  if ( !assert(function( div ) {
2578      div.innerHTML = "<a href='#'></a>";
2579      return div.firstChild.getAttribute("href") === "#" ;
2580  }) ) {
2581      addHandle( "type|href|height|width", function( elem, name, isXML ) {
2582          if ( !isXML ) {
2583              return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
2584          }
2585      });
2586  }
2587  
2588  // Support: IE<9
2589  // Use defaultValue in place of getAttribute("value")
2590  if ( !support.attributes || !assert(function( div ) {
2591      div.innerHTML = "<input/>";
2592      div.firstChild.setAttribute( "value", "" );
2593      return div.firstChild.getAttribute( "value" ) === "";
2594  }) ) {
2595      addHandle( "value", function( elem, name, isXML ) {
2596          if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
2597              return elem.defaultValue;
2598          }
2599      });
2600  }
2601  
2602  // Support: IE<9
2603  // Use getAttributeNode to fetch booleans when getAttribute lies
2604  if ( !assert(function( div ) {
2605      return div.getAttribute("disabled") == null;
2606  }) ) {
2607      addHandle( booleans, function( elem, name, isXML ) {
2608          var val;
2609          if ( !isXML ) {
2610              return elem[ name ] === true ? name.toLowerCase() :
2611                      (val = elem.getAttributeNode( name )) && val.specified ?
2612                      val.value :
2613                  null;
2614          }
2615      });
2616  }
2617  
2618  return Sizzle;
2619  
2620  })( window );
2621  
2622  
2623  
2624  jQuery.find = Sizzle;
2625  jQuery.expr = Sizzle.selectors;
2626  jQuery.expr[":"] = jQuery.expr.pseudos;
2627  jQuery.unique = Sizzle.uniqueSort;
2628  jQuery.text = Sizzle.getText;
2629  jQuery.isXMLDoc = Sizzle.isXML;
2630  jQuery.contains = Sizzle.contains;
2631  
2632  
2633  
2634  var rneedsContext = jQuery.expr.match.needsContext;
2635  
2636  var rsingleTag = (/^<(\w+)\s*\/?>(?:<\/\1>|)$/);
2637  
2638  
2639  
2640  var risSimple = /^.[^:#\[\.,]*$/;
2641  
2642  // Implement the identical functionality for filter and not
2643  function winnow( elements, qualifier, not ) {
2644      if ( jQuery.isFunction( qualifier ) ) {
2645          return jQuery.grep( elements, function( elem, i ) {
2646              /* jshint -W018 */
2647              return !!qualifier.call( elem, i, elem ) !== not;
2648          });
2649  
2650      }
2651  
2652      if ( qualifier.nodeType ) {
2653          return jQuery.grep( elements, function( elem ) {
2654              return ( elem === qualifier ) !== not;
2655          });
2656  
2657      }
2658  
2659      if ( typeof qualifier === "string" ) {
2660          if ( risSimple.test( qualifier ) ) {
2661              return jQuery.filter( qualifier, elements, not );
2662          }
2663  
2664          qualifier = jQuery.filter( qualifier, elements );
2665      }
2666  
2667      return jQuery.grep( elements, function( elem ) {
2668          return ( jQuery.inArray( elem, qualifier ) >= 0 ) !== not;
2669      });
2670  }
2671  
2672  jQuery.filter = function( expr, elems, not ) {
2673      var elem = elems[ 0 ];
2674  
2675      if ( not ) {
2676          expr = ":not(" + expr + ")";
2677      }
2678  
2679      return elems.length === 1 && elem.nodeType === 1 ?
2680          jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
2681          jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
2682              return elem.nodeType === 1;
2683          }));
2684  };
2685  
2686  jQuery.fn.extend({
2687      find: function( selector ) {
2688          var i,
2689              ret = [],
2690              self = this,
2691              len = self.length;
2692  
2693          if ( typeof selector !== "string" ) {
2694              return this.pushStack( jQuery( selector ).filter(function() {
2695                  for ( i = 0; i < len; i++ ) {
2696                      if ( jQuery.contains( self[ i ], this ) ) {
2697                          return true;
2698                      }
2699                  }
2700              }) );
2701          }
2702  
2703          for ( i = 0; i < len; i++ ) {
2704              jQuery.find( selector, self[ i ], ret );
2705          }
2706  
2707          // Needed because $( selector, context ) becomes $( context ).find( selector )
2708          ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
2709          ret.selector = this.selector ? this.selector + " " + selector : selector;
2710          return ret;
2711      },
2712      filter: function( selector ) {
2713          return this.pushStack( winnow(this, selector || [], false) );
2714      },
2715      not: function( selector ) {
2716          return this.pushStack( winnow(this, selector || [], true) );
2717      },
2718      is: function( selector ) {
2719          return !!winnow(
2720              this,
2721  
2722              // If this is a positional/relative selector, check membership in the returned set
2723              // so $("p:first").is("p:last") won't return true for a doc with two "p".
2724              typeof selector === "string" && rneedsContext.test( selector ) ?
2725                  jQuery( selector ) :
2726                  selector || [],
2727              false
2728          ).length;
2729      }
2730  });
2731  
2732  
2733  // Initialize a jQuery object
2734  
2735  
2736  // A central reference to the root jQuery(document)
2737  var rootjQuery,
2738  
2739      // Use the correct document accordingly with window argument (sandbox)
2740      document = window.document,
2741  
2742      // A simple way to check for HTML strings
2743      // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
2744      // Strict HTML recognition (#11290: must start with <)
2745      rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,
2746  
2747      init = jQuery.fn.init = function( selector, context ) {
2748          var match, elem;
2749  
2750          // HANDLE: $(""), $(null), $(undefined), $(false)
2751          if ( !selector ) {
2752              return this;
2753          }
2754  
2755          // Handle HTML strings
2756          if ( typeof selector === "string" ) {
2757              if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
2758                  // Assume that strings that start and end with <> are HTML and skip the regex check
2759                  match = [ null, selector, null ];
2760  
2761              } else {
2762                  match = rquickExpr.exec( selector );
2763              }
2764  
2765              // Match html or make sure no context is specified for #id
2766              if ( match && (match[1] || !context) ) {
2767  
2768                  // HANDLE: $(html) -> $(array)
2769                  if ( match[1] ) {
2770                      context = context instanceof jQuery ? context[0] : context;
2771  
2772                      // scripts is true for back-compat
2773                      // Intentionally let the error be thrown if parseHTML is not present
2774                      jQuery.merge( this, jQuery.parseHTML(
2775                          match[1],
2776                          context && context.nodeType ? context.ownerDocument || context : document,
2777                          true
2778                      ) );
2779  
2780                      // HANDLE: $(html, props)
2781                      if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
2782                          for ( match in context ) {
2783                              // Properties of context are called as methods if possible
2784                              if ( jQuery.isFunction( this[ match ] ) ) {
2785                                  this[ match ]( context[ match ] );
2786  
2787                              // ...and otherwise set as attributes
2788                              } else {
2789                                  this.attr( match, context[ match ] );
2790                              }
2791                          }
2792                      }
2793  
2794                      return this;
2795  
2796                  // HANDLE: $(#id)
2797                  } else {
2798                      elem = document.getElementById( match[2] );
2799  
2800                      // Check parentNode to catch when Blackberry 4.6 returns
2801                      // nodes that are no longer in the document #6963
2802                      if ( elem && elem.parentNode ) {
2803                          // Handle the case where IE and Opera return items
2804                          // by name instead of ID
2805                          if ( elem.id !== match[2] ) {
2806                              return rootjQuery.find( selector );
2807                          }
2808  
2809                          // Otherwise, we inject the element directly into the jQuery object
2810                          this.length = 1;
2811                          this[0] = elem;
2812                      }
2813  
2814                      this.context = document;
2815                      this.selector = selector;
2816                      return this;
2817                  }
2818  
2819              // HANDLE: $(expr, $(...))
2820              } else if ( !context || context.jquery ) {
2821                  return ( context || rootjQuery ).find( selector );
2822  
2823              // HANDLE: $(expr, context)
2824              // (which is just equivalent to: $(context).find(expr)
2825              } else {
2826                  return this.constructor( context ).find( selector );
2827              }
2828  
2829          // HANDLE: $(DOMElement)
2830          } else if ( selector.nodeType ) {
2831              this.context = this[0] = selector;
2832              this.length = 1;
2833              return this;
2834  
2835          // HANDLE: $(function)
2836          // Shortcut for document ready
2837          } else if ( jQuery.isFunction( selector ) ) {
2838              return typeof rootjQuery.ready !== "undefined" ?
2839                  rootjQuery.ready( selector ) :
2840                  // Execute immediately if ready is not present
2841                  selector( jQuery );
2842          }
2843  
2844          if ( selector.selector !== undefined ) {
2845              this.selector = selector.selector;
2846              this.context = selector.context;
2847          }
2848  
2849          return jQuery.makeArray( selector, this );
2850      };
2851  
2852  // Give the init function the jQuery prototype for later instantiation
2853  init.prototype = jQuery.fn;
2854  
2855  // Initialize central reference
2856  rootjQuery = jQuery( document );
2857  
2858  
2859  var rparentsprev = /^(?:parents|prev(?:Until|All))/,
2860      // methods guaranteed to produce a unique set when starting from a unique set
2861      guaranteedUnique = {
2862          children: true,
2863          contents: true,
2864          next: true,
2865          prev: true
2866      };
2867  
2868  jQuery.extend({
2869      dir: function( elem, dir, until ) {
2870          var matched = [],
2871              cur = elem[ dir ];
2872  
2873          while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
2874              if ( cur.nodeType === 1 ) {
2875                  matched.push( cur );
2876              }
2877              cur = cur[dir];
2878          }
2879          return matched;
2880      },
2881  
2882      sibling: function( n, elem ) {
2883          var r = [];
2884  
2885          for ( ; n; n = n.nextSibling ) {
2886              if ( n.nodeType === 1 && n !== elem ) {
2887                  r.push( n );
2888              }
2889          }
2890  
2891          return r;
2892      }
2893  });
2894  
2895  jQuery.fn.extend({
2896      has: function( target ) {
2897          var i,
2898              targets = jQuery( target, this ),
2899              len = targets.length;
2900  
2901          return this.filter(function() {
2902              for ( i = 0; i < len; i++ ) {
2903                  if ( jQuery.contains( this, targets[i] ) ) {
2904                      return true;
2905                  }
2906              }
2907          });
2908      },
2909  
2910      closest: function( selectors, context ) {
2911          var cur,
2912              i = 0,
2913              l = this.length,
2914              matched = [],
2915              pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
2916                  jQuery( selectors, context || this.context ) :
2917                  0;
2918  
2919          for ( ; i < l; i++ ) {
2920              for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) {
2921                  // Always skip document fragments
2922                  if ( cur.nodeType < 11 && (pos ?
2923                      pos.index(cur) > -1 :
2924  
2925                      // Don't pass non-elements to Sizzle
2926                      cur.nodeType === 1 &&
2927                          jQuery.find.matchesSelector(cur, selectors)) ) {
2928  
2929                      matched.push( cur );
2930                      break;
2931                  }
2932              }
2933          }
2934  
2935          return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched );
2936      },
2937  
2938      // Determine the position of an element within
2939      // the matched set of elements
2940      index: function( elem ) {
2941  
2942          // No argument, return index in parent
2943          if ( !elem ) {
2944              return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1;
2945          }
2946  
2947          // index in selector
2948          if ( typeof elem === "string" ) {
2949              return jQuery.inArray( this[0], jQuery( elem ) );
2950          }
2951  
2952          // Locate the position of the desired element
2953          return jQuery.inArray(
2954              // If it receives a jQuery object, the first element is used
2955              elem.jquery ? elem[0] : elem, this );
2956      },
2957  
2958      add: function( selector, context ) {
2959          return this.pushStack(
2960              jQuery.unique(
2961                  jQuery.merge( this.get(), jQuery( selector, context ) )
2962              )
2963          );
2964      },
2965  
2966      addBack: function( selector ) {
2967          return this.add( selector == null ?
2968              this.prevObject : this.prevObject.filter(selector)
2969          );
2970      }
2971  });
2972  
2973  function sibling( cur, dir ) {
2974      do {
2975          cur = cur[ dir ];
2976      } while ( cur && cur.nodeType !== 1 );
2977  
2978      return cur;
2979  }
2980  
2981  jQuery.each({
2982      parent: function( elem ) {
2983          var parent = elem.parentNode;
2984          return parent && parent.nodeType !== 11 ? parent : null;
2985      },
2986      parents: function( elem ) {
2987          return jQuery.dir( elem, "parentNode" );
2988      },
2989      parentsUntil: function( elem, i, until ) {
2990          return jQuery.dir( elem, "parentNode", until );
2991      },
2992      next: function( elem ) {
2993          return sibling( elem, "nextSibling" );
2994      },
2995      prev: function( elem ) {
2996          return sibling( elem, "previousSibling" );
2997      },
2998      nextAll: function( elem ) {
2999          return jQuery.dir( elem, "nextSibling" );
3000      },
3001      prevAll: function( elem ) {
3002          return jQuery.dir( elem, "previousSibling" );
3003      },
3004      nextUntil: function( elem, i, until ) {
3005          return jQuery.dir( elem, "nextSibling", until );
3006      },
3007      prevUntil: function( elem, i, until ) {
3008          return jQuery.dir( elem, "previousSibling", until );
3009      },
3010      siblings: function( elem ) {
3011          return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
3012      },
3013      children: function( elem ) {
3014          return jQuery.sibling( elem.firstChild );
3015      },
3016      contents: function( elem ) {
3017          return jQuery.nodeName( elem, "iframe" ) ?
3018              elem.contentDocument || elem.contentWindow.document :
3019              jQuery.merge( [], elem.childNodes );
3020      }
3021  }, function( name, fn ) {
3022      jQuery.fn[ name ] = function( until, selector ) {
3023          var ret = jQuery.map( this, fn, until );
3024  
3025          if ( name.slice( -5 ) !== "Until" ) {
3026              selector = until;
3027          }
3028  
3029          if ( selector && typeof selector === "string" ) {
3030              ret = jQuery.filter( selector, ret );
3031          }
3032  
3033          if ( this.length > 1 ) {
3034              // Remove duplicates
3035              if ( !guaranteedUnique[ name ] ) {
3036                  ret = jQuery.unique( ret );
3037              }
3038  
3039              // Reverse order for parents* and prev-derivatives
3040              if ( rparentsprev.test( name ) ) {
3041                  ret = ret.reverse();
3042              }
3043          }
3044  
3045          return this.pushStack( ret );
3046      };
3047  });
3048  var rnotwhite = (/\S+/g);
3049  
3050  
3051  
3052  // String to Object options format cache
3053  var optionsCache = {};
3054  
3055  // Convert String-formatted options into Object-formatted ones and store in cache
3056  function createOptions( options ) {
3057      var object = optionsCache[ options ] = {};
3058      jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) {
3059          object[ flag ] = true;
3060      });
3061      return object;
3062  }
3063  
3064  /*
3065   * Create a callback list using the following parameters:
3066   *
3067   *    options: an optional list of space-separated options that will change how
3068   *            the callback list behaves or a more traditional option object
3069   *
3070   * By default a callback list will act like an event callback list and can be
3071   * "fired" multiple times.
3072   *
3073   * Possible options:
3074   *
3075   *    once:            will ensure the callback list can only be fired once (like a Deferred)
3076   *
3077   *    memory:            will keep track of previous values and will call any callback added
3078   *                    after the list has been fired right away with the latest "memorized"
3079   *                    values (like a Deferred)
3080   *
3081   *    unique:            will ensure a callback can only be added once (no duplicate in the list)
3082   *
3083   *    stopOnFalse:    interrupt callings when a callback returns false
3084   *
3085   */
3086  jQuery.Callbacks = function( options ) {
3087  
3088      // Convert options from String-formatted to Object-formatted if needed
3089      // (we check in cache first)
3090      options = typeof options === "string" ?
3091          ( optionsCache[ options ] || createOptions( options ) ) :
3092          jQuery.extend( {}, options );
3093  
3094      var // Flag to know if list is currently firing
3095          firing,
3096          // Last fire value (for non-forgettable lists)
3097          memory,
3098          // Flag to know if list was already fired
3099          fired,
3100          // End of the loop when firing
3101          firingLength,
3102          // Index of currently firing callback (modified by remove if needed)
3103          firingIndex,
3104          // First callback to fire (used internally by add and fireWith)
3105          firingStart,
3106          // Actual callback list
3107          list = [],
3108          // Stack of fire calls for repeatable lists
3109          stack = !options.once && [],
3110          // Fire callbacks
3111          fire = function( data ) {
3112              memory = options.memory && data;
3113              fired = true;
3114              firingIndex = firingStart || 0;
3115              firingStart = 0;
3116              firingLength = list.length;
3117              firing = true;
3118              for ( ; list && firingIndex < firingLength; firingIndex++ ) {
3119                  if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) {
3120                      memory = false; // To prevent further calls using add
3121                      break;
3122                  }
3123              }
3124              firing = false;
3125              if ( list ) {
3126                  if ( stack ) {
3127                      if ( stack.length ) {
3128                          fire( stack.shift() );
3129                      }
3130                  } else if ( memory ) {
3131                      list = [];
3132                  } else {
3133                      self.disable();
3134                  }
3135              }
3136          },
3137          // Actual Callbacks object
3138          self = {
3139              // Add a callback or a collection of callbacks to the list
3140              add: function() {
3141                  if ( list ) {
3142                      // First, we save the current length
3143                      var start = list.length;
3144                      (function add( args ) {
3145                          jQuery.each( args, function( _, arg ) {
3146                              var type = jQuery.type( arg );
3147                              if ( type === "function" ) {
3148                                  if ( !options.unique || !self.has( arg ) ) {
3149                                      list.push( arg );
3150                                  }
3151                              } else if ( arg && arg.length && type !== "string" ) {
3152                                  // Inspect recursively
3153                                  add( arg );
3154                              }
3155                          });
3156                      })( arguments );
3157                      // Do we need to add the callbacks to the
3158                      // current firing batch?
3159                      if ( firing ) {
3160                          firingLength = list.length;
3161                      // With memory, if we're not firing then
3162                      // we should call right away
3163                      } else if ( memory ) {
3164                          firingStart = start;
3165                          fire( memory );
3166                      }
3167                  }
3168                  return this;
3169              },
3170              // Remove a callback from the list
3171              remove: function() {
3172                  if ( list ) {
3173                      jQuery.each( arguments, function( _, arg ) {
3174                          var index;
3175                          while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
3176                              list.splice( index, 1 );
3177                              // Handle firing indexes
3178                              if ( firing ) {
3179                                  if ( index <= firingLength ) {
3180                                      firingLength--;
3181                                  }
3182                                  if ( index <= firingIndex ) {
3183                                      firingIndex--;
3184                                  }
3185                              }
3186                          }
3187                      });
3188                  }
3189                  return this;
3190              },
3191              // Check if a given callback is in the list.
3192              // If no argument is given, return whether or not list has callbacks attached.
3193              has: function( fn ) {
3194                  return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length );
3195              },
3196              // Remove all callbacks from the list
3197              empty: function() {
3198                  list = [];
3199                  firingLength = 0;
3200                  return this;
3201              },
3202              // Have the list do nothing anymore
3203              disable: function() {
3204                  list = stack = memory = undefined;
3205                  return this;
3206              },
3207              // Is it disabled?
3208              disabled: function() {
3209                  return !list;
3210              },
3211              // Lock the list in its current state
3212              lock: function() {
3213                  stack = undefined;
3214                  if ( !memory ) {
3215                      self.disable();
3216                  }
3217                  return this;
3218              },
3219              // Is it locked?
3220              locked: function() {
3221                  return !stack;
3222              },
3223              // Call all callbacks with the given context and arguments
3224              fireWith: function( context, args ) {
3225                  if ( list && ( !fired || stack ) ) {
3226                      args = args || [];
3227                      args = [ context, args.slice ? args.slice() : args ];
3228                      if ( firing ) {
3229                          stack.push( args );
3230                      } else {
3231                          fire( args );
3232                      }
3233                  }
3234                  return this;
3235              },
3236              // Call all the callbacks with the given arguments
3237              fire: function() {
3238                  self.fireWith( this, arguments );
3239                  return this;
3240              },
3241              // To know if the callbacks have already been called at least once
3242              fired: function() {
3243                  return !!fired;
3244              }
3245          };
3246  
3247      return self;
3248  };
3249  
3250  
3251  jQuery.extend({
3252  
3253      Deferred: function( func ) {
3254          var tuples = [
3255                  // action, add listener, listener list, final state
3256                  [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
3257                  [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
3258                  [ "notify", "progress", jQuery.Callbacks("memory") ]
3259              ],
3260              state = "pending",
3261              promise = {
3262                  state: function() {
3263                      return state;
3264                  },
3265                  always: function() {
3266                      deferred.done( arguments ).fail( arguments );
3267                      return this;
3268                  },
3269                  then: function( /* fnDone, fnFail, fnProgress */ ) {
3270                      var fns = arguments;
3271                      return jQuery.Deferred(function( newDefer ) {
3272                          jQuery.each( tuples, function( i, tuple ) {
3273                              var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
3274                              // deferred[ done | fail | progress ] for forwarding actions to newDefer
3275                              deferred[ tuple[1] ](function() {
3276                                  var returned = fn && fn.apply( this, arguments );
3277                                  if ( returned && jQuery.isFunction( returned.promise ) ) {
3278                                      returned.promise()
3279                                          .done( newDefer.resolve )
3280                                          .fail( newDefer.reject )
3281                                          .progress( newDefer.notify );
3282                                  } else {
3283                                      newDefer[ tuple[ 0 ] + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments );
3284                                  }
3285                              });
3286                          });
3287                          fns = null;
3288                      }).promise();
3289                  },
3290                  // Get a promise for this deferred
3291                  // If obj is provided, the promise aspect is added to the object
3292                  promise: function( obj ) {
3293                      return obj != null ? jQuery.extend( obj, promise ) : promise;
3294                  }
3295              },
3296              deferred = {};
3297  
3298          // Keep pipe for back-compat
3299          promise.pipe = promise.then;
3300  
3301          // Add list-specific methods
3302          jQuery.each( tuples, function( i, tuple ) {
3303              var list = tuple[ 2 ],
3304                  stateString = tuple[ 3 ];
3305  
3306              // promise[ done | fail | progress ] = list.add
3307              promise[ tuple[1] ] = list.add;
3308  
3309              // Handle state
3310              if ( stateString ) {
3311                  list.add(function() {
3312                      // state = [ resolved | rejected ]
3313                      state = stateString;
3314  
3315                  // [ reject_list | resolve_list ].disable; progress_list.lock
3316                  }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
3317              }
3318  
3319              // deferred[ resolve | reject | notify ]
3320              deferred[ tuple[0] ] = function() {
3321                  deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments );
3322                  return this;
3323              };
3324              deferred[ tuple[0] + "With" ] = list.fireWith;
3325          });
3326  
3327          // Make the deferred a promise
3328          promise.promise( deferred );
3329  
3330          // Call given func if any
3331          if ( func ) {
3332              func.call( deferred, deferred );
3333          }
3334  
3335          // All done!
3336          return deferred;
3337      },
3338  
3339      // Deferred helper
3340      when: function( subordinate /* , ..., subordinateN */ ) {
3341          var i = 0,
3342              resolveValues = slice.call( arguments ),
3343              length = resolveValues.length,
3344  
3345              // the count of uncompleted subordinates
3346              remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,
3347  
3348              // the master Deferred. If resolveValues consist of only a single Deferred, just use that.
3349              deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
3350  
3351              // Update function for both resolve and progress values
3352              updateFunc = function( i, contexts, values ) {
3353                  return function( value ) {
3354                      contexts[ i ] = this;
3355                      values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value;
3356                      if ( values === progressValues ) {
3357                          deferred.notifyWith( contexts, values );
3358  
3359                      } else if ( !(--remaining) ) {
3360                          deferred.resolveWith( contexts, values );
3361                      }
3362                  };
3363              },
3364  
3365              progressValues, progressContexts, resolveContexts;
3366  
3367          // add listeners to Deferred subordinates; treat others as resolved
3368          if ( length > 1 ) {
3369              progressValues = new Array( length );
3370              progressContexts = new Array( length );
3371              resolveContexts = new Array( length );
3372              for ( ; i < length; i++ ) {
3373                  if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
3374                      resolveValues[ i ].promise()
3375                          .done( updateFunc( i, resolveContexts, resolveValues ) )
3376                          .fail( deferred.reject )
3377                          .progress( updateFunc( i, progressContexts, progressValues ) );
3378                  } else {
3379                      --remaining;
3380                  }
3381              }
3382          }
3383  
3384          // if we're not waiting on anything, resolve the master
3385          if ( !remaining ) {
3386              deferred.resolveWith( resolveContexts, resolveValues );
3387          }
3388  
3389          return deferred.promise();
3390      }
3391  });
3392  
3393  
3394  // The deferred used on DOM ready
3395  var readyList;
3396  
3397  jQuery.fn.ready = function( fn ) {
3398      // Add the callback
3399      jQuery.ready.promise().done( fn );
3400  
3401      return this;
3402  };
3403  
3404  jQuery.extend({
3405      // Is the DOM ready to be used? Set to true once it occurs.
3406      isReady: false,
3407  
3408      // A counter to track how many items to wait for before
3409      // the ready event fires. See #6781
3410      readyWait: 1,
3411  
3412      // Hold (or release) the ready event
3413      holdReady: function( hold ) {
3414          if ( hold ) {
3415              jQuery.readyWait++;
3416          } else {
3417              jQuery.ready( true );
3418          }
3419      },
3420  
3421      // Handle when the DOM is ready
3422      ready: function( wait ) {
3423  
3424          // Abort if there are pending holds or we're already ready
3425          if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
3426              return;
3427          }
3428  
3429          // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
3430          if ( !document.body ) {
3431              return setTimeout( jQuery.ready );
3432          }
3433  
3434          // Remember that the DOM is ready
3435          jQuery.isReady = true;
3436  
3437          // If a normal DOM Ready event fired, decrement, and wait if need be
3438          if ( wait !== true && --jQuery.readyWait > 0 ) {
3439              return;
3440          }
3441  
3442          // If there are functions bound, to execute
3443          readyList.resolveWith( document, [ jQuery ] );
3444  
3445          // Trigger any bound ready events
3446          if ( jQuery.fn.triggerHandler ) {
3447              jQuery( document ).triggerHandler( "ready" );
3448              jQuery( document ).off( "ready" );
3449          }
3450      }
3451  });
3452  
3453  /**
3454   * Clean-up method for dom ready events
3455   */
3456  function detach() {
3457      if ( document.addEventListener ) {
3458          document.removeEventListener( "DOMContentLoaded", completed, false );
3459          window.removeEventListener( "load", completed, false );
3460  
3461      } else {
3462          document.detachEvent( "onreadystatechange", completed );
3463          window.detachEvent( "onload", completed );
3464      }
3465  }
3466  
3467  /**
3468   * The ready event handler and self cleanup method
3469   */
3470  function completed() {
3471      // readyState === "complete" is good enough for us to call the dom ready in oldIE
3472      if ( document.addEventListener || event.type === "load" || document.readyState === "complete" ) {
3473          detach();
3474          jQuery.ready();
3475      }
3476  }
3477  
3478  jQuery.ready.promise = function( obj ) {
3479      if ( !readyList ) {
3480  
3481          readyList = jQuery.Deferred();
3482  
3483          // Catch cases where $(document).ready() is called after the browser event has already occurred.
3484          // we once tried to use readyState "interactive" here, but it caused issues like the one
3485          // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
3486          if ( document.readyState === "complete" ) {
3487              // Handle it asynchronously to allow scripts the opportunity to delay ready
3488              setTimeout( jQuery.ready );
3489  
3490          // Standards-based browsers support DOMContentLoaded
3491          } else if ( document.addEventListener ) {
3492              // Use the handy event callback
3493              document.addEventListener( "DOMContentLoaded", completed, false );
3494  
3495              // A fallback to window.onload, that will always work
3496              window.addEventListener( "load", completed, false );
3497  
3498          // If IE event model is used
3499          } else {
3500              // Ensure firing before onload, maybe late but safe also for iframes
3501              document.attachEvent( "onreadystatechange", completed );
3502  
3503              // A fallback to window.onload, that will always work
3504              window.attachEvent( "onload", completed );
3505  
3506              // If IE and not a frame
3507              // continually check to see if the document is ready
3508              var top = false;
3509  
3510              try {
3511                  top = window.frameElement == null && document.documentElement;
3512              } catch(e) {}
3513  
3514              if ( top && top.doScroll ) {
3515                  (function doScrollCheck() {
3516                      if ( !jQuery.isReady ) {
3517  
3518                          try {
3519                              // Use the trick by Diego Perini
3520                              // http://javascript.nwbox.com/IEContentLoaded/
3521                              top.doScroll("left");
3522                          } catch(e) {
3523                              return setTimeout( doScrollCheck, 50 );
3524                          }
3525  
3526                          // detach all dom ready events
3527                          detach();
3528  
3529                          // and execute any waiting functions
3530                          jQuery.ready();
3531                      }
3532                  })();
3533              }
3534          }
3535      }
3536      return readyList.promise( obj );
3537  };
3538  
3539  
3540  var strundefined = typeof undefined;
3541  
3542  
3543  
3544  // Support: IE<9
3545  // Iteration over object's inherited properties before its own
3546  var i;
3547  for ( i in jQuery( support ) ) {
3548      break;
3549  }
3550  support.ownLast = i !== "0";
3551  
3552  // Note: most support tests are defined in their respective modules.
3553  // false until the test is run
3554  support.inlineBlockNeedsLayout = false;
3555  
3556  // Execute ASAP in case we need to set body.style.zoom
3557  jQuery(function() {
3558      // Minified: var a,b,c,d
3559      var val, div, body, container;
3560  
3561      body = document.getElementsByTagName( "body" )[ 0 ];
3562      if ( !body || !body.style ) {
3563          // Return for frameset docs that don't have a body
3564          return;
3565      }
3566  
3567      // Setup
3568      div = document.createElement( "div" );
3569      container = document.createElement( "div" );
3570      container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
3571      body.appendChild( container ).appendChild( div );
3572  
3573      if ( typeof div.style.zoom !== strundefined ) {
3574          // Support: IE<8
3575          // Check if natively block-level elements act like inline-block
3576          // elements when setting their display to 'inline' and giving
3577          // them layout
3578          div.style.cssText = "display:inline;margin:0;border:0;padding:1px;width:1px;zoom:1";
3579  
3580          support.inlineBlockNeedsLayout = val = div.offsetWidth === 3;
3581          if ( val ) {
3582              // Prevent IE 6 from affecting layout for positioned elements #11048
3583              // Prevent IE from shrinking the body in IE 7 mode #12869
3584              // Support: IE<8
3585              body.style.zoom = 1;
3586          }
3587      }
3588  
3589      body.removeChild( container );
3590  });
3591  
3592  
3593  
3594  
3595  (function() {
3596      var div = document.createElement( "div" );
3597  
3598      // Execute the test only if not already executed in another module.
3599      if (support.deleteExpando == null) {
3600          // Support: IE<9
3601          support.deleteExpando = true;
3602          try {
3603              delete div.test;
3604          } catch( e ) {
3605              support.deleteExpando = false;
3606          }
3607      }
3608  
3609      // Null elements to avoid leaks in IE.
3610      div = null;
3611  })();
3612  
3613  
3614  /**
3615   * Determines whether an object can have data
3616   */
3617  jQuery.acceptData = function( elem ) {
3618      var noData = jQuery.noData[ (elem.nodeName + " ").toLowerCase() ],
3619          nodeType = +elem.nodeType || 1;
3620  
3621      // Do not set data on non-element DOM nodes because it will not be cleared (#8335).
3622      return nodeType !== 1 && nodeType !== 9 ?
3623          false :
3624  
3625          // Nodes accept data unless otherwise specified; rejection can be conditional
3626          !noData || noData !== true && elem.getAttribute("classid") === noData;
3627  };
3628  
3629  
3630  var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
3631      rmultiDash = /([A-Z])/g;
3632  
3633  function dataAttr( elem, key, data ) {
3634      // If nothing was found internally, try to fetch any
3635      // data from the HTML5 data-* attribute
3636      if ( data === undefined && elem.nodeType === 1 ) {
3637  
3638          var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();
3639  
3640          data = elem.getAttribute( name );
3641  
3642          if ( typeof data === "string" ) {
3643              try {
3644                  data = data === "true" ? true :
3645                      data === "false" ? false :
3646                      data === "null" ? null :
3647                      // Only convert to a number if it doesn't change the string
3648                      +data + "" === data ? +data :
3649                      rbrace.test( data ) ? jQuery.parseJSON( data ) :
3650                      data;
3651              } catch( e ) {}
3652  
3653              // Make sure we set the data so it isn't changed later
3654              jQuery.data( elem, key, data );
3655  
3656          } else {
3657              data = undefined;
3658          }
3659      }
3660  
3661      return data;
3662  }
3663  
3664  // checks a cache object for emptiness
3665  function isEmptyDataObject( obj ) {
3666      var name;
3667      for ( name in obj ) {
3668  
3669          // if the public data object is empty, the private is still empty
3670          if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
3671              continue;
3672          }
3673          if ( name !== "toJSON" ) {
3674              return false;
3675          }
3676      }
3677  
3678      return true;
3679  }
3680  
3681  function internalData( elem, name, data, pvt /* Internal Use Only */ ) {
3682      if ( !jQuery.acceptData( elem ) ) {
3683          return;
3684      }
3685  
3686      var ret, thisCache,
3687          internalKey = jQuery.expando,
3688  
3689          // We have to handle DOM nodes and JS objects differently because IE6-7
3690          // can't GC object references properly across the DOM-JS boundary
3691          isNode = elem.nodeType,
3692  
3693          // Only DOM nodes need the global jQuery cache; JS object data is
3694          // attached directly to the object so GC can occur automatically
3695          cache = isNode ? jQuery.cache : elem,
3696  
3697          // Only defining an ID for JS objects if its cache already exists allows
3698          // the code to shortcut on the same path as a DOM node with no cache
3699          id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;
3700  
3701      // Avoid doing any more work than we need to when trying to get data on an
3702      // object that has no data at all
3703      if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && data === undefined && typeof name === "string" ) {
3704          return;
3705      }
3706  
3707      if ( !id ) {
3708          // Only DOM nodes need a new unique ID for each element since their data
3709          // ends up in the global cache
3710          if ( isNode ) {
3711              id = elem[ internalKey ] = deletedIds.pop() || jQuery.guid++;
3712          } else {
3713              id = internalKey;
3714          }
3715      }
3716  
3717      if ( !cache[ id ] ) {
3718          // Avoid exposing jQuery metadata on plain JS objects when the object
3719          // is serialized using JSON.stringify
3720          cache[ id ] = isNode ? {} : { toJSON: jQuery.noop };
3721      }
3722  
3723      // An object can be passed to jQuery.data instead of a key/value pair; this gets
3724      // shallow copied over onto the existing cache
3725      if ( typeof name === "object" || typeof name === "function" ) {
3726          if ( pvt ) {
3727              cache[ id ] = jQuery.extend( cache[ id ], name );
3728          } else {
3729              cache[ id ].data = jQuery.extend( cache[ id ].data, name );
3730          }
3731      }
3732  
3733      thisCache = cache[ id ];
3734  
3735      // jQuery data() is stored in a separate object inside the object's internal data
3736      // cache in order to avoid key collisions between internal data and user-defined
3737      // data.
3738      if ( !pvt ) {
3739          if ( !thisCache.data ) {
3740              thisCache.data = {};
3741          }
3742  
3743          thisCache = thisCache.data;
3744      }
3745  
3746      if ( data !== undefined ) {
3747          thisCache[ jQuery.camelCase( name ) ] = data;
3748      }
3749  
3750      // Check for both converted-to-camel and non-converted data property names
3751      // If a data property was specified
3752      if ( typeof name === "string" ) {
3753  
3754          // First Try to find as-is property data
3755          ret = thisCache[ name ];
3756  
3757          // Test for null|undefined property data
3758          if ( ret == null ) {
3759  
3760              // Try to find the camelCased property
3761              ret = thisCache[ jQuery.camelCase( name ) ];
3762          }
3763      } else {
3764          ret = thisCache;
3765      }
3766  
3767      return ret;
3768  }
3769  
3770  function internalRemoveData( elem, name, pvt ) {
3771      if ( !jQuery.acceptData( elem ) ) {
3772          return;
3773      }
3774  
3775      var thisCache, i,
3776          isNode = elem.nodeType,
3777  
3778          // See jQuery.data for more information
3779          cache = isNode ? jQuery.cache : elem,
3780          id = isNode ? elem[ jQuery.expando ] : jQuery.expando;
3781  
3782      // If there is already no cache entry for this object, there is no
3783      // purpose in continuing
3784      if ( !cache[ id ] ) {
3785          return;
3786      }
3787  
3788      if ( name ) {
3789  
3790          thisCache = pvt ? cache[ id ] : cache[ id ].data;
3791  
3792          if ( thisCache ) {
3793  
3794              // Support array or space separated string names for data keys
3795              if ( !jQuery.isArray( name ) ) {
3796  
3797                  // try the string as a key before any manipulation
3798                  if ( name in thisCache ) {
3799                      name = [ name ];
3800                  } else {
3801  
3802                      // split the camel cased version by spaces unless a key with the spaces exists
3803                      name = jQuery.camelCase( name );
3804                      if ( name in thisCache ) {
3805                          name = [ name ];
3806                      } else {
3807                          name = name.split(" ");
3808                      }
3809                  }
3810              } else {
3811                  // If "name" is an array of keys...
3812                  // When data is initially created, via ("key", "val") signature,
3813                  // keys will be converted to camelCase.
3814                  // Since there is no way to tell _how_ a key was added, remove
3815                  // both plain key and camelCase key. #12786
3816                  // This will only penalize the array argument path.
3817                  name = name.concat( jQuery.map( name, jQuery.camelCase ) );
3818              }
3819  
3820              i = name.length;
3821              while ( i-- ) {
3822                  delete thisCache[ name[i] ];
3823              }
3824  
3825              // If there is no data left in the cache, we want to continue
3826              // and let the cache object itself get destroyed
3827              if ( pvt ? !isEmptyDataObject(thisCache) : !jQuery.isEmptyObject(thisCache) ) {
3828                  return;
3829              }
3830          }
3831      }
3832  
3833      // See jQuery.data for more information
3834      if ( !pvt ) {
3835          delete cache[ id ].data;
3836  
3837          // Don't destroy the parent cache unless the internal data object
3838          // had been the only thing left in it
3839          if ( !isEmptyDataObject( cache[ id ] ) ) {
3840              return;
3841          }
3842      }
3843  
3844      // Destroy the cache
3845      if ( isNode ) {
3846          jQuery.cleanData( [ elem ], true );
3847  
3848      // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
3849      /* jshint eqeqeq: false */
3850      } else if ( support.deleteExpando || cache != cache.window ) {
3851          /* jshint eqeqeq: true */
3852          delete cache[ id ];
3853  
3854      // When all else fails, null
3855      } else {
3856          cache[ id ] = null;
3857      }
3858  }
3859  
3860  jQuery.extend({
3861      cache: {},
3862  
3863      // The following elements (space-suffixed to avoid Object.prototype collisions)
3864      // throw uncatchable exceptions if you attempt to set expando properties
3865      noData: {
3866          "applet ": true,
3867          "embed ": true,
3868          // ...but Flash objects (which have this classid) *can* handle expandos
3869          "object ": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
3870      },
3871  
3872      hasData: function( elem ) {
3873          elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
3874          return !!elem && !isEmptyDataObject( elem );
3875      },
3876  
3877      data: function( elem, name, data ) {
3878          return internalData( elem, name, data );
3879      },
3880  
3881      removeData: function( elem, name ) {
3882          return internalRemoveData( elem, name );
3883      },
3884  
3885      // For internal use only.
3886      _data: function( elem, name, data ) {
3887          return internalData( elem, name, data, true );
3888      },
3889  
3890      _removeData: function( elem, name ) {
3891          return internalRemoveData( elem, name, true );
3892      }
3893  });
3894  
3895  jQuery.fn.extend({
3896      data: function( key, value ) {
3897          var i, name, data,
3898              elem = this[0],
3899              attrs = elem && elem.attributes;
3900  
3901          // Special expections of .data basically thwart jQuery.access,
3902          // so implement the relevant behavior ourselves
3903  
3904          // Gets all values
3905          if ( key === undefined ) {
3906              if ( this.length ) {
3907                  data = jQuery.data( elem );
3908  
3909                  if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
3910                      i = attrs.length;
3911                      while ( i-- ) {
3912  
3913                          // Support: IE11+
3914                          // The attrs elements can be null (#14894)
3915                          if ( attrs[ i ] ) {
3916                              name = attrs[ i ].name;
3917                              if ( name.indexOf( "data-" ) === 0 ) {
3918                                  name = jQuery.camelCase( name.slice(5) );
3919                                  dataAttr( elem, name, data[ name ] );
3920                              }
3921                          }
3922                      }
3923                      jQuery._data( elem, "parsedAttrs", true );
3924                  }
3925              }
3926  
3927              return data;
3928          }
3929  
3930          // Sets multiple values
3931          if ( typeof key === "object" ) {
3932              return this.each(function() {
3933                  jQuery.data( this, key );
3934              });
3935          }
3936  
3937          return arguments.length > 1 ?
3938  
3939              // Sets one value
3940              this.each(function() {
3941                  jQuery.data( this, key, value );
3942              }) :
3943  
3944              // Gets one value
3945              // Try to fetch any internally stored data first
3946              elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : undefined;
3947      },
3948  
3949      removeData: function( key ) {
3950          return this.each(function() {
3951              jQuery.removeData( this, key );
3952          });
3953      }
3954  });
3955  
3956  
3957  jQuery.extend({
3958      queue: function( elem, type, data ) {
3959          var queue;
3960  
3961          if ( elem ) {
3962              type = ( type || "fx" ) + "queue";
3963              queue = jQuery._data( elem, type );
3964  
3965              // Speed up dequeue by getting out quickly if this is just a lookup
3966              if ( data ) {
3967                  if ( !queue || jQuery.isArray(data) ) {
3968                      queue = jQuery._data( elem, type, jQuery.makeArray(data) );
3969                  } else {
3970                      queue.push( data );
3971                  }
3972              }
3973              return queue || [];
3974          }
3975      },
3976  
3977      dequeue: function( elem, type ) {
3978          type = type || "fx";
3979  
3980          var queue = jQuery.queue( elem, type ),
3981              startLength = queue.length,
3982              fn = queue.shift(),
3983              hooks = jQuery._queueHooks( elem, type ),
3984              next = function() {
3985                  jQuery.dequeue( elem, type );
3986              };
3987  
3988          // If the fx queue is dequeued, always remove the progress sentinel
3989          if ( fn === "inprogress" ) {
3990              fn = queue.shift();
3991              startLength--;
3992          }
3993  
3994          if ( fn ) {
3995  
3996              // Add a progress sentinel to prevent the fx queue from being
3997              // automatically dequeued
3998              if ( type === "fx" ) {
3999                  queue.unshift( "inprogress" );
4000              }
4001  
4002              // clear up the last queue stop function
4003              delete hooks.stop;
4004              fn.call( elem, next, hooks );
4005          }
4006  
4007          if ( !startLength && hooks ) {
4008              hooks.empty.fire();
4009          }
4010      },
4011  
4012      // not intended for public consumption - generates a queueHooks object, or returns the current one
4013      _queueHooks: function( elem, type ) {
4014          var key = type + "queueHooks";
4015          return jQuery._data( elem, key ) || jQuery._data( elem, key, {
4016              empty: jQuery.Callbacks("once memory").add(function() {
4017                  jQuery._removeData( elem, type + "queue" );
4018                  jQuery._removeData( elem, key );
4019              })
4020          });
4021      }
4022  });
4023  
4024  jQuery.fn.extend({
4025      queue: function( type, data ) {
4026          var setter = 2;
4027  
4028          if ( typeof type !== "string" ) {
4029              data = type;
4030              type = "fx";
4031              setter--;
4032          }
4033  
4034          if ( arguments.length < setter ) {
4035              return jQuery.queue( this[0], type );
4036          }
4037  
4038          return data === undefined ?
4039              this :
4040              this.each(function() {
4041                  var queue = jQuery.queue( this, type, data );
4042  
4043                  // ensure a hooks for this queue
4044                  jQuery._queueHooks( this, type );
4045  
4046                  if ( type === "fx" && queue[0] !== "inprogress" ) {
4047                      jQuery.dequeue( this, type );
4048                  }
4049              });
4050      },
4051      dequeue: function( type ) {
4052          return this.each(function() {
4053              jQuery.dequeue( this, type );
4054          });
4055      },
4056      clearQueue: function( type ) {
4057          return this.queue( type || "fx", [] );
4058      },
4059      // Get a promise resolved when queues of a certain type
4060      // are emptied (fx is the type by default)
4061      promise: function( type, obj ) {
4062          var tmp,
4063              count = 1,
4064              defer = jQuery.Deferred(),
4065              elements = this,
4066              i = this.length,
4067              resolve = function() {
4068                  if ( !( --count ) ) {
4069                      defer.resolveWith( elements, [ elements ] );
4070                  }
4071              };
4072  
4073          if ( typeof type !== "string" ) {
4074              obj = type;
4075              type = undefined;
4076          }
4077          type = type || "fx";
4078  
4079          while ( i-- ) {
4080              tmp = jQuery._data( elements[ i ], type + "queueHooks" );
4081              if ( tmp && tmp.empty ) {
4082                  count++;
4083                  tmp.empty.add( resolve );
4084              }
4085          }
4086          resolve();
4087          return defer.promise( obj );
4088      }
4089  });
4090  var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source;
4091  
4092  var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
4093  
4094  var isHidden = function( elem, el ) {
4095          // isHidden might be called from jQuery#filter function;
4096          // in that case, element will be second argument
4097          elem = el || elem;
4098          return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
4099      };
4100  
4101  
4102  
4103  // Multifunctional method to get and set values of a collection
4104  // The value/s can optionally be executed if it's a function
4105  var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGet, raw ) {
4106      var i = 0,
4107          length = elems.length,
4108          bulk = key == null;
4109  
4110      // Sets many values
4111      if ( jQuery.type( key ) === "object" ) {
4112          chainable = true;
4113          for ( i in key ) {
4114              jQuery.access( elems, fn, i, key[i], true, emptyGet, raw );
4115          }
4116  
4117      // Sets one value
4118      } else if ( value !== undefined ) {
4119          chainable = true;
4120  
4121          if ( !jQuery.isFunction( value ) ) {
4122              raw = true;
4123          }
4124  
4125          if ( bulk ) {
4126              // Bulk operations run against the entire set
4127              if ( raw ) {
4128                  fn.call( elems, value );
4129                  fn = null;
4130  
4131              // ...except when executing function values
4132              } else {
4133                  bulk = fn;
4134                  fn = function( elem, key, value ) {
4135                      return bulk.call( jQuery( elem ), value );
4136                  };
4137              }
4138          }
4139  
4140          if ( fn ) {
4141              for ( ; i < length; i++ ) {
4142                  fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) );
4143              }
4144          }
4145      }
4146  
4147      return chainable ?
4148          elems :
4149  
4150          // Gets
4151          bulk ?
4152              fn.call( elems ) :
4153              length ? fn( elems[0], key ) : emptyGet;
4154  };
4155  var rcheckableType = (/^(?:checkbox|radio)$/i);
4156  
4157  
4158  
4159  (function() {
4160      // Minified: var a,b,c
4161      var input = document.createElement( "input" ),
4162          div = document.createElement( "div" ),
4163          fragment = document.createDocumentFragment();
4164  
4165      // Setup
4166      div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
4167  
4168      // IE strips leading whitespace when .innerHTML is used
4169      support.leadingWhitespace = div.firstChild.nodeType === 3;
4170  
4171      // Make sure that tbody elements aren't automatically inserted
4172      // IE will insert them into empty tables
4173      support.tbody = !div.getElementsByTagName( "tbody" ).length;
4174  
4175      // Make sure that link elements get serialized correctly by innerHTML
4176      // This requires a wrapper element in IE
4177      support.htmlSerialize = !!div.getElementsByTagName( "link" ).length;
4178  
4179      // Makes sure cloning an html5 element does not cause problems
4180      // Where outerHTML is undefined, this still works
4181      support.html5Clone =
4182          document.createElement( "nav" ).cloneNode( true ).outerHTML !== "<:nav></:nav>";
4183  
4184      // Check if a disconnected checkbox will retain its checked
4185      // value of true after appended to the DOM (IE6/7)
4186      input.type = "checkbox";
4187      input.checked = true;
4188      fragment.appendChild( input );
4189      support.appendChecked = input.checked;
4190  
4191      // Make sure textarea (and checkbox) defaultValue is properly cloned
4192      // Support: IE6-IE11+
4193      div.innerHTML = "<textarea>x</textarea>";
4194      support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
4195  
4196      // #11217 - WebKit loses check when the name is after the checked attribute
4197      fragment.appendChild( div );
4198      div.innerHTML = "<input type='radio' checked='checked' name='t'/>";
4199  
4200      // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3
4201      // old WebKit doesn't clone checked state correctly in fragments
4202      support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked;
4203  
4204      // Support: IE<9
4205      // Opera does not clone events (and typeof div.attachEvent === undefined).
4206      // IE9-10 clones events bound via attachEvent, but they don't trigger with .click()
4207      support.noCloneEvent = true;
4208      if ( div.attachEvent ) {
4209          div.attachEvent( "onclick", function() {
4210              support.noCloneEvent = false;
4211          });
4212  
4213          div.cloneNode( true ).click();
4214      }
4215  
4216      // Execute the test only if not already executed in another module.
4217      if (support.deleteExpando == null) {
4218          // Support: IE<9
4219          support.deleteExpando = true;
4220          try {
4221              delete div.test;
4222          } catch( e ) {
4223              support.deleteExpando = false;
4224          }
4225      }
4226  })();
4227  
4228  
4229  (function() {
4230      var i, eventName,
4231          div = document.createElement( "div" );
4232  
4233      // Support: IE<9 (lack submit/change bubble), Firefox 23+ (lack focusin event)
4234      for ( i in { submit: true, change: true, focusin: true }) {
4235          eventName = "on" + i;
4236  
4237          if ( !(support[ i + "Bubbles" ] = eventName in window) ) {
4238              // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
4239              div.setAttribute( eventName, "t" );
4240              support[ i + "Bubbles" ] = div.attributes[ eventName ].expando === false;
4241          }
4242      }
4243  
4244      // Null elements to avoid leaks in IE.
4245      div = null;
4246  })();
4247  
4248  
4249  var rformElems = /^(?:input|select|textarea)$/i,
4250      rkeyEvent = /^key/,
4251      rmouseEvent = /^(?:mouse|pointer|contextmenu)|click/,
4252      rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
4253      rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;
4254  
4255  function returnTrue() {
4256      return true;
4257  }
4258  
4259  function returnFalse() {
4260      return false;
4261  }
4262  
4263  function safeActiveElement() {
4264      try {
4265          return document.activeElement;
4266      } catch ( err ) { }
4267  }
4268  
4269  /*
4270   * Helper functions for managing events -- not part of the public interface.
4271   * Props to Dean Edwards' addEvent library for many of the ideas.
4272   */
4273  jQuery.event = {
4274  
4275      global: {},
4276  
4277      add: function( elem, types, handler, data, selector ) {
4278          var tmp, events, t, handleObjIn,
4279              special, eventHandle, handleObj,
4280              handlers, type, namespaces, origType,
4281              elemData = jQuery._data( elem );
4282  
4283          // Don't attach events to noData or text/comment nodes (but allow plain objects)
4284          if ( !elemData ) {
4285              return;
4286          }
4287  
4288          // Caller can pass in an object of custom data in lieu of the handler
4289          if ( handler.handler ) {
4290              handleObjIn = handler;
4291              handler = handleObjIn.handler;
4292              selector = handleObjIn.selector;
4293          }
4294  
4295          // Make sure that the handler has a unique ID, used to find/remove it later
4296          if ( !handler.guid ) {
4297              handler.guid = jQuery.guid++;
4298          }
4299  
4300          // Init the element's event structure and main handler, if this is the first
4301          if ( !(events = elemData.events) ) {
4302              events = elemData.events = {};
4303          }
4304          if ( !(eventHandle = elemData.handle) ) {
4305              eventHandle = elemData.handle = function( e ) {
4306                  // Discard the second event of a jQuery.event.trigger() and
4307                  // when an event is called after a page has unloaded
4308                  return typeof jQuery !== strundefined && (!e || jQuery.event.triggered !== e.type) ?
4309                      jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
4310                      undefined;
4311              };
4312              // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
4313              eventHandle.elem = elem;
4314          }
4315  
4316          // Handle multiple events separated by a space
4317          types = ( types || "" ).match( rnotwhite ) || [ "" ];
4318          t = types.length;
4319          while ( t-- ) {
4320              tmp = rtypenamespace.exec( types[t] ) || [];
4321              type = origType = tmp[1];
4322              namespaces = ( tmp[2] || "" ).split( "." ).sort();
4323  
4324              // There *must* be a type, no attaching namespace-only handlers
4325              if ( !type ) {
4326                  continue;
4327              }
4328  
4329              // If event changes its type, use the special event handlers for the changed type
4330              special = jQuery.event.special[ type ] || {};
4331  
4332              // If selector defined, determine special event api type, otherwise given type
4333              type = ( selector ? special.delegateType : special.bindType ) || type;
4334  
4335              // Update special based on newly reset type
4336              special = jQuery.event.special[ type ] || {};
4337  
4338              // handleObj is passed to all event handlers
4339              handleObj = jQuery.extend({
4340                  type: type,
4341                  origType: origType,
4342                  data: data,
4343                  handler: handler,
4344                  guid: handler.guid,
4345                  selector: selector,
4346                  needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
4347                  namespace: namespaces.join(".")
4348              }, handleObjIn );
4349  
4350              // Init the event handler queue if we're the first
4351              if ( !(handlers = events[ type ]) ) {
4352                  handlers = events[ type ] = [];
4353                  handlers.delegateCount = 0;
4354  
4355                  // Only use addEventListener/attachEvent if the special events handler returns false
4356                  if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
4357                      // Bind the global event handler to the element
4358                      if ( elem.addEventListener ) {
4359                          elem.addEventListener( type, eventHandle, false );
4360  
4361                      } else if ( elem.attachEvent ) {
4362                          elem.attachEvent( "on" + type, eventHandle );
4363                      }
4364                  }
4365              }
4366  
4367              if ( special.add ) {
4368                  special.add.call( elem, handleObj );
4369  
4370                  if ( !handleObj.handler.guid ) {
4371                      handleObj.handler.guid = handler.guid;
4372                  }
4373              }
4374  
4375              // Add to the element's handler list, delegates in front
4376              if ( selector ) {
4377                  handlers.splice( handlers.delegateCount++, 0, handleObj );
4378              } else {
4379                  handlers.push( handleObj );
4380              }
4381  
4382              // Keep track of which events have ever been used, for event optimization
4383              jQuery.event.global[ type ] = true;
4384          }
4385  
4386          // Nullify elem to prevent memory leaks in IE
4387          elem = null;
4388      },
4389  
4390      // Detach an event or set of events from an element
4391      remove: function( elem, types, handler, selector, mappedTypes ) {
4392          var j, handleObj, tmp,
4393              origCount, t, events,
4394              special, handlers, type,
4395              namespaces, origType,
4396              elemData = jQuery.hasData( elem ) && jQuery._data( elem );
4397  
4398          if ( !elemData || !(events = elemData.events) ) {
4399              return;
4400          }
4401  
4402          // Once for each type.namespace in types; type may be omitted
4403          types = ( types || "" ).match( rnotwhite ) || [ "" ];
4404          t = types.length;
4405          while ( t-- ) {
4406              tmp = rtypenamespace.exec( types[t] ) || [];
4407              type = origType = tmp[1];
4408              namespaces = ( tmp[2] || "" ).split( "." ).sort();
4409  
4410              // Unbind all events (on this namespace, if provided) for the element
4411              if ( !type ) {
4412                  for ( type in events ) {
4413                      jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
4414                  }
4415                  continue;
4416              }
4417  
4418              special = jQuery.event.special[ type ] || {};
4419              type = ( selector ? special.delegateType : special.bindType ) || type;
4420              handlers = events[ type ] || [];
4421              tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );
4422  
4423              // Remove matching events
4424              origCount = j = handlers.length;
4425              while ( j-- ) {
4426                  handleObj = handlers[ j ];
4427  
4428                  if ( ( mappedTypes || origType === handleObj.origType ) &&
4429                      ( !handler || handler.guid === handleObj.guid ) &&
4430                      ( !tmp || tmp.test( handleObj.namespace ) ) &&
4431                      ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
4432                      handlers.splice( j, 1 );
4433  
4434                      if ( handleObj.selector ) {
4435                          handlers.delegateCount--;
4436                      }
4437                      if ( special.remove ) {
4438                          special.remove.call( elem, handleObj );
4439                      }
4440                  }
4441              }
4442  
4443              // Remove generic event handler if we removed something and no more handlers exist
4444              // (avoids potential for endless recursion during removal of special event handlers)
4445              if ( origCount && !handlers.length ) {
4446                  if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
4447                      jQuery.removeEvent( elem, type, elemData.handle );
4448                  }
4449  
4450                  delete events[ type ];
4451              }
4452          }
4453  
4454          // Remove the expando if it's no longer used
4455          if ( jQuery.isEmptyObject( events ) ) {
4456              delete elemData.handle;
4457  
4458              // removeData also checks for emptiness and clears the expando if empty
4459              // so use it instead of delete
4460              jQuery._removeData( elem, "events" );
4461          }
4462      },
4463  
4464      trigger: function( event, data, elem, onlyHandlers ) {
4465          var handle, ontype, cur,
4466              bubbleType, special, tmp, i,
4467              eventPath = [ elem || document ],
4468              type = hasOwn.call( event, "type" ) ? event.type : event,
4469              namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];
4470  
4471          cur = tmp = elem = elem || document;
4472  
4473          // Don't do events on text and comment nodes
4474          if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
4475              return;
4476          }
4477  
4478          // focus/blur morphs to focusin/out; ensure we're not firing them right now
4479          if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
4480              return;
4481          }
4482  
4483          if ( type.indexOf(".") >= 0 ) {
4484              // Namespaced trigger; create a regexp to match event type in handle()
4485              namespaces = type.split(".");
4486              type = namespaces.shift();
4487              namespaces.sort();
4488          }
4489          ontype = type.indexOf(":") < 0 && "on" + type;
4490  
4491          // Caller can pass in a jQuery.Event object, Object, or just an event type string
4492          event = event[ jQuery.expando ] ?
4493              event :
4494              new jQuery.Event( type, typeof event === "object" && event );
4495  
4496          // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
4497          event.isTrigger = onlyHandlers ? 2 : 3;
4498          event.namespace = namespaces.join(".");
4499          event.namespace_re = event.namespace ?
4500              new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
4501              null;
4502  
4503          // Clean up the event in case it is being reused
4504          event.result = undefined;
4505          if ( !event.target ) {
4506              event.target = elem;
4507          }
4508  
4509          // Clone any incoming data and prepend the event, creating the handler arg list
4510          data = data == null ?
4511              [ event ] :
4512              jQuery.makeArray( data, [ event ] );
4513  
4514          // Allow special events to draw outside the lines
4515          special = jQuery.event.special[ type ] || {};
4516          if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
4517              return;
4518          }
4519  
4520          // Determine event propagation path in advance, per W3C events spec (#9951)
4521          // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
4522          if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
4523  
4524              bubbleType = special.delegateType || type;
4525              if ( !rfocusMorph.test( bubbleType + type ) ) {
4526                  cur = cur.parentNode;
4527              }
4528              for ( ; cur; cur = cur.parentNode ) {
4529                  eventPath.push( cur );
4530                  tmp = cur;
4531              }
4532  
4533              // Only add window if we got to document (e.g., not plain obj or detached DOM)
4534              if ( tmp === (elem.ownerDocument || document) ) {
4535                  eventPath.push( tmp.defaultView || tmp.parentWindow || window );
4536              }
4537          }
4538  
4539          // Fire handlers on the event path
4540          i = 0;
4541          while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {
4542  
4543              event.type = i > 1 ?
4544                  bubbleType :
4545                  special.bindType || type;
4546  
4547              // jQuery handler
4548              handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
4549              if ( handle ) {
4550                  handle.apply( cur, data );
4551              }
4552  
4553              // Native handler
4554              handle = ontype && cur[ ontype ];
4555              if ( handle && handle.apply && jQuery.acceptData( cur ) ) {
4556                  event.result = handle.apply( cur, data );
4557                  if ( event.result === false ) {
4558                      event.preventDefault();
4559                  }
4560              }
4561          }
4562          event.type = type;
4563  
4564          // If nobody prevented the default action, do it now
4565          if ( !onlyHandlers && !event.isDefaultPrevented() ) {
4566  
4567              if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) &&
4568                  jQuery.acceptData( elem ) ) {
4569  
4570                  // Call a native DOM method on the target with the same name name as the event.
4571                  // Can't use an .isFunction() check here because IE6/7 fails that test.
4572                  // Don't do default actions on window, that's where global variables be (#6170)
4573                  if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) {
4574  
4575                      // Don't re-trigger an onFOO event when we call its FOO() method
4576                      tmp = elem[ ontype ];
4577  
4578                      if ( tmp ) {
4579                          elem[ ontype ] = null;
4580                      }
4581  
4582                      // Prevent re-triggering of the same event, since we already bubbled it above
4583                      jQuery.event.triggered = type;
4584                      try {
4585                          elem[ type ]();
4586                      } catch ( e ) {
4587                          // IE<9 dies on focus/blur to hidden element (#1486,#12518)
4588                          // only reproducible on winXP IE8 native, not IE9 in IE8 mode
4589                      }
4590                      jQuery.event.triggered = undefined;
4591  
4592                      if ( tmp ) {
4593                          elem[ ontype ] = tmp;
4594                      }
4595                  }
4596              }
4597          }
4598  
4599          return event.result;
4600      },
4601  
4602      dispatch: function( event ) {
4603  
4604          // Make a writable jQuery.Event from the native event object
4605          event = jQuery.event.fix( event );
4606  
4607          var i, ret, handleObj, matched, j,
4608              handlerQueue = [],
4609              args = slice.call( arguments ),
4610              handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [],
4611              special = jQuery.event.special[ event.type ] || {};
4612  
4613          // Use the fix-ed jQuery.Event rather than the (read-only) native event
4614          args[0] = event;
4615          event.delegateTarget = this;
4616  
4617          // Call the preDispatch hook for the mapped type, and let it bail if desired
4618          if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
4619              return;
4620          }
4621  
4622          // Determine handlers
4623          handlerQueue = jQuery.event.handlers.call( this, event, handlers );
4624  
4625          // Run delegates first; they may want to stop propagation beneath us
4626          i = 0;
4627          while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
4628              event.currentTarget = matched.elem;
4629  
4630              j = 0;
4631              while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {
4632  
4633                  // Triggered event must either 1) have no namespace, or
4634                  // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
4635                  if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {
4636  
4637                      event.handleObj = handleObj;
4638                      event.data = handleObj.data;
4639  
4640                      ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
4641                              .apply( matched.elem, args );
4642  
4643                      if ( ret !== undefined ) {
4644                          if ( (event.result = ret) === false ) {
4645                              event.preventDefault();
4646                              event.stopPropagation();
4647                          }
4648                      }
4649                  }
4650              }
4651          }
4652  
4653          // Call the postDispatch hook for the mapped type
4654          if ( special.postDispatch ) {
4655              special.postDispatch.call( this, event );
4656          }
4657  
4658          return event.result;
4659      },
4660  
4661      handlers: function( event, handlers ) {
4662          var sel, handleObj, matches, i,
4663              handlerQueue = [],
4664              delegateCount = handlers.delegateCount,
4665              cur = event.target;
4666  
4667          // Find delegate handlers
4668          // Black-hole SVG <use> instance trees (#13180)
4669          // Avoid non-left-click bubbling in Firefox (#3861)
4670          if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {
4671  
4672              /* jshint eqeqeq: false */
4673              for ( ; cur != this; cur = cur.parentNode || this ) {
4674                  /* jshint eqeqeq: true */
4675  
4676                  // Don't check non-elements (#13208)
4677                  // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
4678                  if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) {
4679                      matches = [];
4680                      for ( i = 0; i < delegateCount; i++ ) {
4681                          handleObj = handlers[ i ];
4682  
4683                          // Don't conflict with Object.prototype properties (#13203)
4684                          sel = handleObj.selector + " ";
4685  
4686                          if ( matches[ sel ] === undefined ) {
4687                              matches[ sel ] = handleObj.needsContext ?
4688                                  jQuery( sel, this ).index( cur ) >= 0 :
4689                                  jQuery.find( sel, this, null, [ cur ] ).length;
4690                          }
4691                          if ( matches[ sel ] ) {
4692                              matches.push( handleObj );
4693                          }
4694                      }
4695                      if ( matches.length ) {
4696                          handlerQueue.push({ elem: cur, handlers: matches });
4697                      }
4698                  }
4699              }
4700          }
4701  
4702          // Add the remaining (directly-bound) handlers
4703          if ( delegateCount < handlers.length ) {
4704              handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
4705          }
4706  
4707          return handlerQueue;
4708      },
4709  
4710      fix: function( event ) {
4711          if ( event[ jQuery.expando ] ) {
4712              return event;
4713          }
4714  
4715          // Create a writable copy of the event object and normalize some properties
4716          var i, prop, copy,
4717              type = event.type,
4718              originalEvent = event,
4719              fixHook = this.fixHooks[ type ];
4720  
4721          if ( !fixHook ) {
4722              this.fixHooks[ type ] = fixHook =
4723                  rmouseEvent.test( type ) ? this.mouseHooks :
4724                  rkeyEvent.test( type ) ? this.keyHooks :
4725                  {};
4726          }
4727          copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;
4728  
4729          event = new jQuery.Event( originalEvent );
4730  
4731          i = copy.length;
4732          while ( i-- ) {
4733              prop = copy[ i ];
4734              event[ prop ] = originalEvent[ prop ];
4735          }
4736  
4737          // Support: IE<9
4738          // Fix target property (#1925)
4739          if ( !event.target ) {
4740              event.target = originalEvent.srcElement || document;
4741          }
4742  
4743          // Support: Chrome 23+, Safari?
4744          // Target should not be a text node (#504, #13143)
4745          if ( event.target.nodeType === 3 ) {
4746              event.target = event.target.parentNode;
4747          }
4748  
4749          // Support: IE<9
4750          // For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
4751          event.metaKey = !!event.metaKey;
4752  
4753          return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
4754      },
4755  
4756      // Includes some event props shared by KeyEvent and MouseEvent
4757      props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),
4758  
4759      fixHooks: {},
4760  
4761      keyHooks: {
4762          props: "char charCode key keyCode".split(" "),
4763          filter: function( event, original ) {
4764  
4765              // Add which for key events
4766              if ( event.which == null ) {
4767                  event.which = original.charCode != null ? original.charCode : original.keyCode;
4768              }
4769  
4770              return event;
4771          }
4772      },
4773  
4774      mouseHooks: {
4775          props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
4776          filter: function( event, original ) {
4777              var body, eventDoc, doc,
4778                  button = original.button,
4779                  fromElement = original.fromElement;
4780  
4781              // Calculate pageX/Y if missing and clientX/Y available
4782              if ( event.pageX == null && original.clientX != null ) {
4783                  eventDoc = event.target.ownerDocument || document;
4784                  doc = eventDoc.documentElement;
4785                  body = eventDoc.body;
4786  
4787                  event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
4788                  event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
4789              }
4790  
4791              // Add relatedTarget, if necessary
4792              if ( !event.relatedTarget && fromElement ) {
4793                  event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
4794              }
4795  
4796              // Add which for click: 1 === left; 2 === middle; 3 === right
4797              // Note: button is not normalized, so don't use it
4798              if ( !event.which && button !== undefined ) {
4799                  event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
4800              }
4801  
4802              return event;
4803          }
4804      },
4805  
4806      special: {
4807          load: {
4808              // Prevent triggered image.load events from bubbling to window.load
4809              noBubble: true
4810          },
4811          focus: {
4812              // Fire native event if possible so blur/focus sequence is correct
4813              trigger: function() {
4814                  if ( this !== safeActiveElement() && this.focus ) {
4815                      try {
4816                          this.focus();
4817                          return false;
4818                      } catch ( e ) {
4819                          // Support: IE<9
4820                          // If we error on focus to hidden element (#1486, #12518),
4821                          // let .trigger() run the handlers
4822                      }
4823                  }
4824              },
4825              delegateType: "focusin"
4826          },
4827          blur: {
4828              trigger: function() {
4829                  if ( this === safeActiveElement() && this.blur ) {
4830                      this.blur();
4831                      return false;
4832                  }
4833              },
4834              delegateType: "focusout"
4835          },
4836          click: {
4837              // For checkbox, fire native event so checked state will be right
4838              trigger: function() {
4839                  if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) {
4840                      this.click();
4841                      return false;
4842                  }
4843              },
4844  
4845              // For cross-browser consistency, don't fire native .click() on links
4846              _default: function( event ) {
4847                  return jQuery.nodeName( event.target, "a" );
4848              }
4849          },
4850  
4851          beforeunload: {
4852              postDispatch: function( event ) {
4853  
4854                  // Support: Firefox 20+
4855                  // Firefox doesn't alert if the returnValue field is not set.
4856                  if ( event.result !== undefined && event.originalEvent ) {
4857                      event.originalEvent.returnValue = event.result;
4858                  }
4859              }
4860          }
4861      },
4862  
4863      simulate: function( type, elem, event, bubble ) {
4864          // Piggyback on a donor event to simulate a different one.
4865          // Fake originalEvent to avoid donor's stopPropagation, but if the
4866          // simulated event prevents default then we do the same on the donor.
4867          var e = jQuery.extend(
4868              new jQuery.Event(),
4869              event,
4870              {
4871                  type: type,
4872                  isSimulated: true,
4873                  originalEvent: {}
4874              }
4875          );
4876          if ( bubble ) {
4877              jQuery.event.trigger( e, null, elem );
4878          } else {
4879              jQuery.event.dispatch.call( elem, e );
4880          }
4881          if ( e.isDefaultPrevented() ) {
4882              event.preventDefault();
4883          }
4884      }
4885  };
4886  
4887  jQuery.removeEvent = document.removeEventListener ?
4888      function( elem, type, handle ) {
4889          if ( elem.removeEventListener ) {
4890              elem.removeEventListener( type, handle, false );
4891          }
4892      } :
4893      function( elem, type, handle ) {
4894          var name = "on" + type;
4895  
4896          if ( elem.detachEvent ) {
4897  
4898              // #8545, #7054, preventing memory leaks for custom events in IE6-8
4899              // detachEvent needed property on element, by name of that event, to properly expose it to GC
4900              if ( typeof elem[ name ] === strundefined ) {
4901                  elem[ name ] = null;
4902              }
4903  
4904              elem.detachEvent( name, handle );
4905          }
4906      };
4907  
4908  jQuery.Event = function( src, props ) {
4909      // Allow instantiation without the 'new' keyword
4910      if ( !(this instanceof jQuery.Event) ) {
4911          return new jQuery.Event( src, props );
4912      }
4913  
4914      // Event object
4915      if ( src && src.type ) {
4916          this.originalEvent = src;
4917          this.type = src.type;
4918  
4919          // Events bubbling up the document may have been marked as prevented
4920          // by a handler lower down the tree; reflect the correct value.
4921          this.isDefaultPrevented = src.defaultPrevented ||
4922                  src.defaultPrevented === undefined &&
4923                  // Support: IE < 9, Android < 4.0
4924                  src.returnValue === false ?
4925              returnTrue :
4926              returnFalse;
4927  
4928      // Event type
4929      } else {
4930          this.type = src;
4931      }
4932  
4933      // Put explicitly provided properties onto the event object
4934      if ( props ) {
4935          jQuery.extend( this, props );
4936      }
4937  
4938      // Create a timestamp if incoming event doesn't have one
4939      this.timeStamp = src && src.timeStamp || jQuery.now();
4940  
4941      // Mark it as fixed
4942      this[ jQuery.expando ] = true;
4943  };
4944  
4945  // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
4946  // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
4947  jQuery.Event.prototype = {
4948      isDefaultPrevented: returnFalse,
4949      isPropagationStopped: returnFalse,
4950      isImmediatePropagationStopped: returnFalse,
4951  
4952      preventDefault: function() {
4953          var e = this.originalEvent;
4954  
4955          this.isDefaultPrevented = returnTrue;
4956          if ( !e ) {
4957              return;
4958          }
4959  
4960          // If preventDefault exists, run it on the original event
4961          if ( e.preventDefault ) {
4962              e.preventDefault();
4963  
4964          // Support: IE
4965          // Otherwise set the returnValue property of the original event to false
4966          } else {
4967              e.returnValue = false;
4968          }
4969      },
4970      stopPropagation: function() {
4971          var e = this.originalEvent;
4972  
4973          this.isPropagationStopped = returnTrue;
4974          if ( !e ) {
4975              return;
4976          }
4977          // If stopPropagation exists, run it on the original event
4978          if ( e.stopPropagation ) {
4979              e.stopPropagation();
4980          }
4981  
4982          // Support: IE
4983          // Set the cancelBubble property of the original event to true
4984          e.cancelBubble = true;
4985      },
4986      stopImmediatePropagation: function() {
4987          var e = this.originalEvent;
4988  
4989          this.isImmediatePropagationStopped = returnTrue;
4990  
4991          if ( e && e.stopImmediatePropagation ) {
4992              e.stopImmediatePropagation();
4993          }
4994  
4995          this.stopPropagation();
4996      }
4997  };
4998  
4999  // Create mouseenter/leave events using mouseover/out and event-time checks
5000  jQuery.each({
5001      mouseenter: "mouseover",
5002      mouseleave: "mouseout",
5003      pointerenter: "pointerover",
5004      pointerleave: "pointerout"
5005  }, function( orig, fix ) {
5006      jQuery.event.special[ orig ] = {
5007          delegateType: fix,
5008          bindType: fix,
5009  
5010          handle: function( event ) {
5011              var ret,
5012                  target = this,
5013                  related = event.relatedTarget,
5014                  handleObj = event.handleObj;
5015  
5016              // For mousenter/leave call the handler if related is outside the target.
5017              // NB: No relatedTarget if the mouse left/entered the browser window
5018              if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
5019                  event.type = handleObj.origType;
5020                  ret = handleObj.handler.apply( this, arguments );
5021                  event.type = fix;
5022              }
5023              return ret;
5024          }
5025      };
5026  });
5027  
5028  // IE submit delegation
5029  if ( !support.submitBubbles ) {
5030  
5031      jQuery.event.special.submit = {
5032          setup: function() {
5033              // Only need this for delegated form submit events
5034              if ( jQuery.nodeName( this, "form" ) ) {
5035                  return false;
5036              }
5037  
5038              // Lazy-add a submit handler when a descendant form may potentially be submitted
5039              jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
5040                  // Node name check avoids a VML-related crash in IE (#9807)
5041                  var elem = e.target,
5042                      form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
5043                  if ( form && !jQuery._data( form, "submitBubbles" ) ) {
5044                      jQuery.event.add( form, "submit._submit", function( event ) {
5045                          event._submit_bubble = true;
5046                      });
5047                      jQuery._data( form, "submitBubbles", true );
5048                  }
5049              });
5050              // return undefined since we don't need an event listener
5051          },
5052  
5053          postDispatch: function( event ) {
5054              // If form was submitted by the user, bubble the event up the tree
5055              if ( event._submit_bubble ) {
5056                  delete event._submit_bubble;
5057                  if ( this.parentNode && !event.isTrigger ) {
5058                      jQuery.event.simulate( "submit", this.parentNode, event, true );
5059                  }
5060              }
5061          },
5062  
5063          teardown: function() {
5064              // Only need this for delegated form submit events
5065              if ( jQuery.nodeName( this, "form" ) ) {
5066                  return false;
5067              }
5068  
5069              // Remove delegated handlers; cleanData eventually reaps submit handlers attached above
5070              jQuery.event.remove( this, "._submit" );
5071          }
5072      };
5073  }
5074  
5075  // IE change delegation and checkbox/radio fix
5076  if ( !support.changeBubbles ) {
5077  
5078      jQuery.event.special.change = {
5079  
5080          setup: function() {
5081  
5082              if ( rformElems.test( this.nodeName ) ) {
5083                  // IE doesn't fire change on a check/radio until blur; trigger it on click
5084                  // after a propertychange. Eat the blur-change in special.change.handle.
5085                  // This still fires onchange a second time for check/radio after blur.
5086                  if ( this.type === "checkbox" || this.type === "radio" ) {
5087                      jQuery.event.add( this, "propertychange._change", function( event ) {
5088                          if ( event.originalEvent.propertyName === "checked" ) {
5089                              this._just_changed = true;
5090                          }
5091                      });
5092                      jQuery.event.add( this, "click._change", function( event ) {
5093                          if ( this._just_changed && !event.isTrigger ) {
5094                              this._just_changed = false;
5095                          }
5096                          // Allow triggered, simulated change events (#11500)
5097                          jQuery.event.simulate( "change", this, event, true );
5098                      });
5099                  }
5100                  return false;
5101              }
5102              // Delegated event; lazy-add a change handler on descendant inputs
5103              jQuery.event.add( this, "beforeactivate._change", function( e ) {
5104                  var elem = e.target;
5105  
5106                  if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) {
5107                      jQuery.event.add( elem, "change._change", function( event ) {
5108                          if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
5109                              jQuery.event.simulate( "change", this.parentNode, event, true );
5110                          }
5111                      });
5112                      jQuery._data( elem, "changeBubbles", true );
5113                  }
5114              });
5115          },
5116  
5117          handle: function( event ) {
5118              var elem = event.target;
5119  
5120              // Swallow native change events from checkbox/radio, we already triggered them above
5121              if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
5122                  return event.handleObj.handler.apply( this, arguments );
5123              }
5124          },
5125  
5126          teardown: function() {
5127              jQuery.event.remove( this, "._change" );
5128  
5129              return !rformElems.test( this.nodeName );
5130          }
5131      };
5132  }
5133  
5134  // Create "bubbling" focus and blur events
5135  if ( !support.focusinBubbles ) {
5136      jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
5137  
5138          // Attach a single capturing handler on the document while someone wants focusin/focusout
5139          var handler = function( event ) {
5140                  jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
5141              };
5142  
5143          jQuery.event.special[ fix ] = {
5144              setup: function() {
5145                  var doc = this.ownerDocument || this,
5146                      attaches = jQuery._data( doc, fix );
5147  
5148                  if ( !attaches ) {
5149                      doc.addEventListener( orig, handler, true );
5150                  }
5151                  jQuery._data( doc, fix, ( attaches || 0 ) + 1 );
5152              },
5153              teardown: function() {
5154                  var doc = this.ownerDocument || this,
5155                      attaches = jQuery._data( doc, fix ) - 1;
5156  
5157                  if ( !attaches ) {
5158                      doc.removeEventListener( orig, handler, true );
5159                      jQuery._removeData( doc, fix );
5160                  } else {
5161                      jQuery._data( doc, fix, attaches );
5162                  }
5163              }
5164          };
5165      });
5166  }
5167  
5168  jQuery.fn.extend({
5169  
5170      on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
5171          var type, origFn;
5172  
5173          // Types can be a map of types/handlers
5174          if ( typeof types === "object" ) {
5175              // ( types-Object, selector, data )
5176              if ( typeof selector !== "string" ) {
5177                  // ( types-Object, data )
5178                  data = data || selector;
5179                  selector = undefined;
5180              }
5181              for ( type in types ) {
5182                  this.on( type, selector, data, types[ type ], one );
5183              }
5184              return this;
5185          }
5186  
5187          if ( data == null && fn == null ) {
5188              // ( types, fn )
5189              fn = selector;
5190              data = selector = undefined;
5191          } else if ( fn == null ) {
5192              if ( typeof selector === "string" ) {
5193                  // ( types, selector, fn )
5194                  fn = data;
5195                  data = undefined;
5196              } else {
5197                  // ( types, data, fn )
5198                  fn = data;
5199                  data = selector;
5200                  selector = undefined;
5201              }
5202          }
5203          if ( fn === false ) {
5204              fn = returnFalse;
5205          } else if ( !fn ) {
5206              return this;
5207          }
5208  
5209          if ( one === 1 ) {
5210              origFn = fn;
5211              fn = function( event ) {
5212                  // Can use an empty set, since event contains the info
5213                  jQuery().off( event );
5214                  return origFn.apply( this, arguments );
5215              };
5216              // Use same guid so caller can remove using origFn
5217              fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
5218          }
5219          return this.each( function() {
5220              jQuery.event.add( this, types, fn, data, selector );
5221          });
5222      },
5223      one: function( types, selector, data, fn ) {
5224          return this.on( types, selector, data, fn, 1 );
5225      },
5226      off: function( types, selector, fn ) {
5227          var handleObj, type;
5228          if ( types && types.preventDefault && types.handleObj ) {
5229              // ( event )  dispatched jQuery.Event
5230              handleObj = types.handleObj;
5231              jQuery( types.delegateTarget ).off(
5232                  handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
5233                  handleObj.selector,
5234                  handleObj.handler
5235              );
5236              return this;
5237          }
5238          if ( typeof types === "object" ) {
5239              // ( types-object [, selector] )
5240              for ( type in types ) {
5241                  this.off( type, selector, types[ type ] );
5242              }
5243              return this;
5244          }
5245          if ( selector === false || typeof selector === "function" ) {
5246              // ( types [, fn] )
5247              fn = selector;
5248              selector = undefined;
5249          }
5250          if ( fn === false ) {
5251              fn = returnFalse;
5252          }
5253          return this.each(function() {
5254              jQuery.event.remove( this, types, fn, selector );
5255          });
5256      },
5257  
5258      trigger: function( type, data ) {
5259          return this.each(function() {
5260              jQuery.event.trigger( type, data, this );
5261          });
5262      },
5263      triggerHandler: function( type, data ) {
5264          var elem = this[0];
5265          if ( elem ) {
5266              return jQuery.event.trigger( type, data, elem, true );
5267          }
5268      }
5269  });
5270  
5271  
5272  function createSafeFragment( document ) {
5273      var list = nodeNames.split( "|" ),
5274          safeFrag = document.createDocumentFragment();
5275  
5276      if ( safeFrag.createElement ) {
5277          while ( list.length ) {
5278              safeFrag.createElement(
5279                  list.pop()
5280              );
5281          }
5282      }
5283      return safeFrag;
5284  }
5285  
5286  var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
5287          "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
5288      rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
5289      rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
5290      rleadingWhitespace = /^\s+/,
5291      rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
5292      rtagName = /<([\w:]+)/,
5293      rtbody = /<tbody/i,
5294      rhtml = /<|&#?\w+;/,
5295      rnoInnerhtml = /<(?:script|style|link)/i,
5296      // checked="checked" or checked
5297      rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
5298      rscriptType = /^$|\/(?:java|ecma)script/i,
5299      rscriptTypeMasked = /^true\/(.*)/,
5300      rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g,
5301  
5302      // We have to close these tags to support XHTML (#13200)
5303      wrapMap = {
5304          option: [ 1, "<select multiple='multiple'>", "</select>" ],
5305          legend: [ 1, "<fieldset>", "</fieldset>" ],
5306          area: [ 1, "<map>", "</map>" ],
5307          param: [ 1, "<object>", "</object>" ],
5308          thead: [ 1, "<table>", "</table>" ],
5309          tr: [ 2, "<table><tbody>", "</tbody></table>" ],
5310          col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
5311          td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
5312  
5313          // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
5314          // unless wrapped in a div with non-breaking characters in front of it.
5315          _default: support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X<div>", "</div>"  ]
5316      },
5317      safeFragment = createSafeFragment( document ),
5318      fragmentDiv = safeFragment.appendChild( document.createElement("div") );
5319  
5320  wrapMap.optgroup = wrapMap.option;
5321  wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
5322  wrapMap.th = wrapMap.td;
5323  
5324  function getAll( context, tag ) {
5325      var elems, elem,
5326          i = 0,
5327          found = typeof context.getElementsByTagName !== strundefined ? context.getElementsByTagName( tag || "*" ) :
5328              typeof context.querySelectorAll !== strundefined ? context.querySelectorAll( tag || "*" ) :
5329              undefined;
5330  
5331      if ( !found ) {
5332          for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) {
5333              if ( !tag || jQuery.nodeName( elem, tag ) ) {
5334                  found.push( elem );
5335              } else {
5336                  jQuery.merge( found, getAll( elem, tag ) );
5337              }
5338          }
5339      }
5340  
5341      return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
5342          jQuery.merge( [ context ], found ) :
5343          found;
5344  }
5345  
5346  // Used in buildFragment, fixes the defaultChecked property
5347  function fixDefaultChecked( elem ) {
5348      if ( rcheckableType.test( elem.type ) ) {
5349          elem.defaultChecked = elem.checked;
5350      }
5351  }
5352  
5353  // Support: IE<8
5354  // Manipulating tables requires a tbody
5355  function manipulationTarget( elem, content ) {
5356      return jQuery.nodeName( elem, "table" ) &&
5357          jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ?
5358  
5359          elem.getElementsByTagName("tbody")[0] ||
5360              elem.appendChild( elem.ownerDocument.createElement("tbody") ) :
5361          elem;
5362  }
5363  
5364  // Replace/restore the type attribute of script elements for safe DOM manipulation
5365  function disableScript( elem ) {
5366      elem.type = (jQuery.find.attr( elem, "type" ) !== null) + "/" + elem.type;
5367      return elem;
5368  }
5369  function restoreScript( elem ) {
5370      var match = rscriptTypeMasked.exec( elem.type );
5371      if ( match ) {
5372          elem.type = match[1];
5373      } else {
5374          elem.removeAttribute("type");
5375      }
5376      return elem;
5377  }
5378  
5379  // Mark scripts as having already been evaluated
5380  function setGlobalEval( elems, refElements ) {
5381      var elem,
5382          i = 0;
5383      for ( ; (elem = elems[i]) != null; i++ ) {
5384          jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[i], "globalEval" ) );
5385      }
5386  }
5387  
5388  function cloneCopyEvent( src, dest ) {
5389  
5390      if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
5391          return;
5392      }
5393  
5394      var type, i, l,
5395          oldData = jQuery._data( src ),
5396          curData = jQuery._data( dest, oldData ),
5397          events = oldData.events;
5398  
5399      if ( events ) {
5400          delete curData.handle;
5401          curData.events = {};
5402  
5403          for ( type in events ) {
5404              for ( i = 0, l = events[ type ].length; i < l; i++ ) {
5405                  jQuery.event.add( dest, type, events[ type ][ i ] );
5406              }
5407          }
5408      }
5409  
5410      // make the cloned public data object a copy from the original
5411      if ( curData.data ) {
5412          curData.data = jQuery.extend( {}, curData.data );
5413      }
5414  }
5415  
5416  function fixCloneNodeIssues( src, dest ) {
5417      var nodeName, e, data;
5418  
5419      // We do not need to do anything for non-Elements
5420      if ( dest.nodeType !== 1 ) {
5421          return;
5422      }
5423  
5424      nodeName = dest.nodeName.toLowerCase();
5425  
5426      // IE6-8 copies events bound via attachEvent when using cloneNode.
5427      if ( !support.noCloneEvent && dest[ jQuery.expando ] ) {
5428          data = jQuery._data( dest );
5429  
5430          for ( e in data.events ) {
5431              jQuery.removeEvent( dest, e, data.handle );
5432          }
5433  
5434          // Event data gets referenced instead of copied if the expando gets copied too
5435          dest.removeAttribute( jQuery.expando );
5436      }
5437  
5438      // IE blanks contents when cloning scripts, and tries to evaluate newly-set text
5439      if ( nodeName === "script" && dest.text !== src.text ) {
5440          disableScript( dest ).text = src.text;
5441          restoreScript( dest );
5442  
5443      // IE6-10 improperly clones children of object elements using classid.
5444      // IE10 throws NoModificationAllowedError if parent is null, #12132.
5445      } else if ( nodeName === "object" ) {
5446          if ( dest.parentNode ) {
5447              dest.outerHTML = src.outerHTML;
5448          }
5449  
5450          // This path appears unavoidable for IE9. When cloning an object
5451          // element in IE9, the outerHTML strategy above is not sufficient.
5452          // If the src has innerHTML and the destination does not,
5453          // copy the src.innerHTML into the dest.innerHTML. #10324
5454          if ( support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) {
5455              dest.innerHTML = src.innerHTML;
5456          }
5457  
5458      } else if ( nodeName === "input" && rcheckableType.test( src.type ) ) {
5459          // IE6-8 fails to persist the checked state of a cloned checkbox
5460          // or radio button. Worse, IE6-7 fail to give the cloned element
5461          // a checked appearance if the defaultChecked value isn't also set
5462  
5463          dest.defaultChecked = dest.checked = src.checked;
5464  
5465          // IE6-7 get confused and end up setting the value of a cloned
5466          // checkbox/radio button to an empty string instead of "on"
5467          if ( dest.value !== src.value ) {
5468              dest.value = src.value;
5469          }
5470  
5471      // IE6-8 fails to return the selected option to the default selected
5472      // state when cloning options
5473      } else if ( nodeName === "option" ) {
5474          dest.defaultSelected = dest.selected = src.defaultSelected;
5475  
5476      // IE6-8 fails to set the defaultValue to the correct value when
5477      // cloning other types of input fields
5478      } else if ( nodeName === "input" || nodeName === "textarea" ) {
5479          dest.defaultValue = src.defaultValue;
5480      }
5481  }
5482  
5483  jQuery.extend({
5484      clone: function( elem, dataAndEvents, deepDataAndEvents ) {
5485          var destElements, node, clone, i, srcElements,
5486              inPage = jQuery.contains( elem.ownerDocument, elem );
5487  
5488          if ( support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
5489              clone = elem.cloneNode( true );
5490  
5491          // IE<=8 does not properly clone detached, unknown element nodes
5492          } else {
5493              fragmentDiv.innerHTML = elem.outerHTML;
5494              fragmentDiv.removeChild( clone = fragmentDiv.firstChild );
5495          }
5496  
5497          if ( (!support.noCloneEvent || !support.noCloneChecked) &&
5498                  (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {
5499  
5500              // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
5501              destElements = getAll( clone );
5502              srcElements = getAll( elem );
5503  
5504              // Fix all IE cloning issues
5505              for ( i = 0; (node = srcElements[i]) != null; ++i ) {
5506                  // Ensure that the destination node is not null; Fixes #9587
5507                  if ( destElements[i] ) {
5508                      fixCloneNodeIssues( node, destElements[i] );
5509                  }
5510              }
5511          }
5512  
5513          // Copy the events from the original to the clone
5514          if ( dataAndEvents ) {
5515              if ( deepDataAndEvents ) {
5516                  srcElements = srcElements || getAll( elem );
5517                  destElements = destElements || getAll( clone );
5518  
5519                  for ( i = 0; (node = srcElements[i]) != null; i++ ) {
5520                      cloneCopyEvent( node, destElements[i] );
5521                  }
5522              } else {
5523                  cloneCopyEvent( elem, clone );
5524              }
5525          }
5526  
5527          // Preserve script evaluation history
5528          destElements = getAll( clone, "script" );
5529          if ( destElements.length > 0 ) {
5530              setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
5531          }
5532  
5533          destElements = srcElements = node = null;
5534  
5535          // Return the cloned set
5536          return clone;
5537      },
5538  
5539      buildFragment: function( elems, context, scripts, selection ) {
5540          var j, elem, contains,
5541              tmp, tag, tbody, wrap,
5542              l = elems.length,
5543  
5544              // Ensure a safe fragment
5545              safe = createSafeFragment( context ),
5546  
5547              nodes = [],
5548              i = 0;
5549  
5550          for ( ; i < l; i++ ) {
5551              elem = elems[ i ];
5552  
5553              if ( elem || elem === 0 ) {
5554  
5555                  // Add nodes directly
5556                  if ( jQuery.type( elem ) === "object" ) {
5557                      jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );
5558  
5559                  // Convert non-html into a text node
5560                  } else if ( !rhtml.test( elem ) ) {
5561                      nodes.push( context.createTextNode( elem ) );
5562  
5563                  // Convert html into DOM nodes
5564                  } else {
5565                      tmp = tmp || safe.appendChild( context.createElement("div") );
5566  
5567                      // Deserialize a standard representation
5568                      tag = (rtagName.exec( elem ) || [ "", "" ])[ 1 ].toLowerCase();
5569                      wrap = wrapMap[ tag ] || wrapMap._default;
5570  
5571                      tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[2];
5572  
5573                      // Descend through wrappers to the right content
5574                      j = wrap[0];
5575                      while ( j-- ) {
5576                          tmp = tmp.lastChild;
5577                      }
5578  
5579                      // Manually add leading whitespace removed by IE
5580                      if ( !support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
5581                          nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) );
5582                      }
5583  
5584                      // Remove IE's autoinserted <tbody> from table fragments
5585                      if ( !support.tbody ) {
5586  
5587                          // String was a <table>, *may* have spurious <tbody>
5588                          elem = tag === "table" && !rtbody.test( elem ) ?
5589                              tmp.firstChild :
5590  
5591                              // String was a bare <thead> or <tfoot>
5592                              wrap[1] === "<table>" && !rtbody.test( elem ) ?
5593                                  tmp :
5594                                  0;
5595  
5596                          j = elem && elem.childNodes.length;
5597                          while ( j-- ) {
5598                              if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) {
5599                                  elem.removeChild( tbody );
5600                              }
5601                          }
5602                      }
5603  
5604                      jQuery.merge( nodes, tmp.childNodes );
5605  
5606                      // Fix #12392 for WebKit and IE > 9
5607                      tmp.textContent = "";
5608  
5609                      // Fix #12392 for oldIE
5610                      while ( tmp.firstChild ) {
5611                          tmp.removeChild( tmp.firstChild );
5612                      }
5613  
5614                      // Remember the top-level container for proper cleanup
5615                      tmp = safe.lastChild;
5616                  }
5617              }
5618          }
5619  
5620          // Fix #11356: Clear elements from fragment
5621          if ( tmp ) {
5622              safe.removeChild( tmp );
5623          }
5624  
5625          // Reset defaultChecked for any radios and checkboxes
5626          // about to be appended to the DOM in IE 6/7 (#8060)
5627          if ( !support.appendChecked ) {
5628              jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked );
5629          }
5630  
5631          i = 0;
5632          while ( (elem = nodes[ i++ ]) ) {
5633  
5634              // #4087 - If origin and destination elements are the same, and this is
5635              // that element, do not do anything
5636              if ( selection && jQuery.inArray( elem, selection ) !== -1 ) {
5637                  continue;
5638              }
5639  
5640              contains = jQuery.contains( elem.ownerDocument, elem );
5641  
5642              // Append to fragment
5643              tmp = getAll( safe.appendChild( elem ), "script" );
5644  
5645              // Preserve script evaluation history
5646              if ( contains ) {
5647                  setGlobalEval( tmp );
5648              }
5649  
5650              // Capture executables
5651              if ( scripts ) {
5652                  j = 0;
5653                  while ( (elem = tmp[ j++ ]) ) {
5654                      if ( rscriptType.test( elem.type || "" ) ) {
5655                          scripts.push( elem );
5656                      }
5657                  }
5658              }
5659          }
5660  
5661          tmp = null;
5662  
5663          return safe;
5664      },
5665  
5666      cleanData: function( elems, /* internal */ acceptData ) {
5667          var elem, type, id, data,
5668              i = 0,
5669              internalKey = jQuery.expando,
5670              cache = jQuery.cache,
5671              deleteExpando = support.deleteExpando,
5672              special = jQuery.event.special;
5673  
5674          for ( ; (elem = elems[i]) != null; i++ ) {
5675              if ( acceptData || jQuery.acceptData( elem ) ) {
5676  
5677                  id = elem[ internalKey ];
5678                  data = id && cache[ id ];
5679  
5680                  if ( data ) {
5681                      if ( data.events ) {
5682                          for ( type in data.events ) {
5683                              if ( special[ type ] ) {
5684                                  jQuery.event.remove( elem, type );
5685  
5686                              // This is a shortcut to avoid jQuery.event.remove's overhead
5687                              } else {
5688                                  jQuery.removeEvent( elem, type, data.handle );
5689                              }
5690                          }
5691                      }
5692  
5693                      // Remove cache only if it was not already removed by jQuery.event.remove
5694                      if ( cache[ id ] ) {
5695  
5696                          delete cache[ id ];
5697  
5698                          // IE does not allow us to delete expando properties from nodes,
5699                          // nor does it have a removeAttribute function on Document nodes;
5700                          // we must handle all of these cases
5701                          if ( deleteExpando ) {
5702                              delete elem[ internalKey ];
5703  
5704                          } else if ( typeof elem.removeAttribute !== strundefined ) {
5705                              elem.removeAttribute( internalKey );
5706  
5707                          } else {
5708                              elem[ internalKey ] = null;
5709                          }
5710  
5711                          deletedIds.push( id );
5712                      }
5713                  }
5714              }
5715          }
5716      }
5717  });
5718  
5719  jQuery.fn.extend({
5720      text: function( value ) {
5721          return access( this, function( value ) {
5722              return value === undefined ?
5723                  jQuery.text( this ) :
5724                  this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );
5725          }, null, value, arguments.length );
5726      },
5727  
5728      append: function() {
5729          return this.domManip( arguments, function( elem ) {
5730              if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
5731                  var target = manipulationTarget( this, elem );
5732                  target.appendChild( elem );
5733              }
5734          });
5735      },
5736  
5737      prepend: function() {
5738          return this.domManip( arguments, function( elem ) {
5739              if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
5740                  var target = manipulationTarget( this, elem );
5741                  target.insertBefore( elem, target.firstChild );
5742              }
5743          });
5744      },
5745  
5746      before: function() {
5747          return this.domManip( arguments, function( elem ) {
5748              if ( this.parentNode ) {
5749                  this.parentNode.insertBefore( elem, this );
5750              }
5751          });
5752      },
5753  
5754      after: function() {
5755          return this.domManip( arguments, function( elem ) {
5756              if ( this.parentNode ) {
5757                  this.parentNode.insertBefore( elem, this.nextSibling );
5758              }
5759          });
5760      },
5761  
5762      remove: function( selector, keepData /* Internal Use Only */ ) {
5763          var elem,
5764              elems = selector ? jQuery.filter( selector, this ) : this,
5765              i = 0;
5766  
5767          for ( ; (elem = elems[i]) != null; i++ ) {
5768  
5769              if ( !keepData && elem.nodeType === 1 ) {
5770                  jQuery.cleanData( getAll( elem ) );
5771              }
5772  
5773              if ( elem.parentNode ) {
5774                  if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) {
5775                      setGlobalEval( getAll( elem, "script" ) );
5776                  }
5777                  elem.parentNode.removeChild( elem );
5778              }
5779          }
5780  
5781          return this;
5782      },
5783  
5784      empty: function() {
5785          var elem,
5786              i = 0;
5787  
5788          for ( ; (elem = this[i]) != null; i++ ) {
5789              // Remove element nodes and prevent memory leaks
5790              if ( elem.nodeType === 1 ) {
5791                  jQuery.cleanData( getAll( elem, false ) );
5792              }
5793  
5794              // Remove any remaining nodes
5795              while ( elem.firstChild ) {
5796                  elem.removeChild( elem.firstChild );
5797              }
5798  
5799              // If this is a select, ensure that it displays empty (#12336)
5800              // Support: IE<9
5801              if ( elem.options && jQuery.nodeName( elem, "select" ) ) {
5802                  elem.options.length = 0;
5803              }
5804          }
5805  
5806          return this;
5807      },
5808  
5809      clone: function( dataAndEvents, deepDataAndEvents ) {
5810          dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
5811          deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
5812  
5813          return this.map(function() {
5814              return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
5815          });
5816      },
5817  
5818      html: function( value ) {
5819          return access( this, function( value ) {
5820              var elem = this[ 0 ] || {},
5821                  i = 0,
5822                  l = this.length;
5823  
5824              if ( value === undefined ) {
5825                  return elem.nodeType === 1 ?
5826                      elem.innerHTML.replace( rinlinejQuery, "" ) :
5827                      undefined;
5828              }
5829  
5830              // See if we can take a shortcut and just use innerHTML
5831              if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
5832                  ( support.htmlSerialize || !rnoshimcache.test( value )  ) &&
5833                  ( support.leadingWhitespace || !rleadingWhitespace.test( value ) ) &&
5834                  !wrapMap[ (rtagName.exec( value ) || [ "", "" ])[ 1 ].toLowerCase() ] ) {
5835  
5836                  value = value.replace( rxhtmlTag, "<$1></$2>" );
5837  
5838                  try {
5839                      for (; i < l; i++ ) {
5840                          // Remove element nodes and prevent memory leaks
5841                          elem = this[i] || {};
5842                          if ( elem.nodeType === 1 ) {
5843                              jQuery.cleanData( getAll( elem, false ) );
5844                              elem.innerHTML = value;
5845                          }
5846                      }
5847  
5848                      elem = 0;
5849  
5850                  // If using innerHTML throws an exception, use the fallback method
5851                  } catch(e) {}
5852              }
5853  
5854              if ( elem ) {
5855                  this.empty().append( value );
5856              }
5857          }, null, value, arguments.length );
5858      },
5859  
5860      replaceWith: function() {
5861          var arg = arguments[ 0 ];
5862  
5863          // Make the changes, replacing each context element with the new content
5864          this.domManip( arguments, function( elem ) {
5865              arg = this.parentNode;
5866  
5867              jQuery.cleanData( getAll( this ) );
5868  
5869              if ( arg ) {
5870                  arg.replaceChild( elem, this );
5871              }
5872          });
5873  
5874          // Force removal if there was no new content (e.g., from empty arguments)
5875          return arg && (arg.length || arg.nodeType) ? this : this.remove();
5876      },
5877  
5878      detach: function( selector ) {
5879          return this.remove( selector, true );
5880      },
5881  
5882      domManip: function( args, callback ) {
5883  
5884          // Flatten any nested arrays
5885          args = concat.apply( [], args );
5886  
5887          var first, node, hasScripts,
5888              scripts, doc, fragment,
5889              i = 0,
5890              l = this.length,
5891              set = this,
5892              iNoClone = l - 1,
5893              value = args[0],
5894              isFunction = jQuery.isFunction( value );
5895  
5896          // We can't cloneNode fragments that contain checked, in WebKit
5897          if ( isFunction ||
5898                  ( l > 1 && typeof value === "string" &&
5899                      !support.checkClone && rchecked.test( value ) ) ) {
5900              return this.each(function( index ) {
5901                  var self = set.eq( index );
5902                  if ( isFunction ) {
5903                      args[0] = value.call( this, index, self.html() );
5904                  }
5905                  self.domManip( args, callback );
5906              });
5907          }
5908  
5909          if ( l ) {
5910              fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this );
5911              first = fragment.firstChild;
5912  
5913              if ( fragment.childNodes.length === 1 ) {
5914                  fragment = first;
5915              }
5916  
5917              if ( first ) {
5918                  scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
5919                  hasScripts = scripts.length;
5920  
5921                  // Use the original fragment for the last item instead of the first because it can end up
5922                  // being emptied incorrectly in certain situations (#8070).
5923                  for ( ; i < l; i++ ) {
5924                      node = fragment;
5925  
5926                      if ( i !== iNoClone ) {
5927                          node = jQuery.clone( node, true, true );
5928  
5929                          // Keep references to cloned scripts for later restoration
5930                          if ( hasScripts ) {
5931                              jQuery.merge( scripts, getAll( node, "script" ) );
5932                          }
5933                      }
5934  
5935                      callback.call( this[i], node, i );
5936                  }
5937  
5938                  if ( hasScripts ) {
5939                      doc = scripts[ scripts.length - 1 ].ownerDocument;
5940  
5941                      // Reenable scripts
5942                      jQuery.map( scripts, restoreScript );
5943  
5944                      // Evaluate executable scripts on first document insertion
5945                      for ( i = 0; i < hasScripts; i++ ) {
5946                          node = scripts[ i ];
5947                          if ( rscriptType.test( node.type || "" ) &&
5948                              !jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) {
5949  
5950                              if ( node.src ) {
5951                                  // Optional AJAX dependency, but won't run scripts if not present
5952                                  if ( jQuery._evalUrl ) {
5953                                      jQuery._evalUrl( node.src );
5954                                  }
5955                              } else {
5956                                  jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) );
5957                              }
5958                          }
5959                      }
5960                  }
5961  
5962                  // Fix #11809: Avoid leaking memory
5963                  fragment = first = null;
5964              }
5965          }
5966  
5967          return this;
5968      }
5969  });
5970  
5971  jQuery.each({
5972      appendTo: "append",
5973      prependTo: "prepend",
5974      insertBefore: "before",
5975      insertAfter: "after",
5976      replaceAll: "replaceWith"
5977  }, function( name, original ) {
5978      jQuery.fn[ name ] = function( selector ) {
5979          var elems,
5980              i = 0,
5981              ret = [],
5982              insert = jQuery( selector ),
5983              last = insert.length - 1;
5984  
5985          for ( ; i <= last; i++ ) {
5986              elems = i === last ? this : this.clone(true);
5987              jQuery( insert[i] )[ original ]( elems );
5988  
5989              // Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get()
5990              push.apply( ret, elems.get() );
5991          }
5992  
5993          return this.pushStack( ret );
5994      };
5995  });
5996  
5997  
5998  var iframe,
5999      elemdisplay = {};
6000  
6001  /**
6002   * Retrieve the actual display of a element
6003   * @param {String} name nodeName of the element
6004   * @param {Object} doc Document object
6005   */
6006  // Called only from within defaultDisplay
6007  function actualDisplay( name, doc ) {
6008      var style,
6009          elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),
6010  
6011          // getDefaultComputedStyle might be reliably used only on attached element
6012          display = window.getDefaultComputedStyle && ( style = window.getDefaultComputedStyle( elem[ 0 ] ) ) ?
6013  
6014              // Use of this method is a temporary fix (more like optmization) until something better comes along,
6015              // since it was removed from specification and supported only in FF
6016              style.display : jQuery.css( elem[ 0 ], "display" );
6017  
6018      // We don't have any data stored on the element,
6019      // so use "detach" method as fast way to get rid of the element
6020      elem.detach();
6021  
6022      return display;
6023  }
6024  
6025  /**
6026   * Try to determine the default display value of an element
6027   * @param {String} nodeName
6028   */
6029  function defaultDisplay( nodeName ) {
6030      var doc = document,
6031          display = elemdisplay[ nodeName ];
6032  
6033      if ( !display ) {
6034          display = actualDisplay( nodeName, doc );
6035  
6036          // If the simple way fails, read from inside an iframe
6037          if ( display === "none" || !display ) {
6038  
6039              // Use the already-created iframe if possible
6040              iframe = (iframe || jQuery( "<iframe frameborder='0' width='0' height='0'/>" )).appendTo( doc.documentElement );
6041  
6042              // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
6043              doc = ( iframe[ 0 ].contentWindow || iframe[ 0 ].contentDocument ).document;
6044  
6045              // Support: IE
6046              doc.write();
6047              doc.close();
6048  
6049              display = actualDisplay( nodeName, doc );
6050              iframe.detach();
6051          }
6052  
6053          // Store the correct default display
6054          elemdisplay[ nodeName ] = display;
6055      }
6056  
6057      return display;
6058  }
6059  
6060  
6061  (function() {
6062      var shrinkWrapBlocksVal;
6063  
6064      support.shrinkWrapBlocks = function() {
6065          if ( shrinkWrapBlocksVal != null ) {
6066              return shrinkWrapBlocksVal;
6067          }
6068  
6069          // Will be changed later if needed.
6070          shrinkWrapBlocksVal = false;
6071  
6072          // Minified: var b,c,d
6073          var div, body, container;
6074  
6075          body = document.getElementsByTagName( "body" )[ 0 ];
6076          if ( !body || !body.style ) {
6077              // Test fired too early or in an unsupported environment, exit.
6078              return;
6079          }
6080  
6081          // Setup
6082          div = document.createElement( "div" );
6083          container = document.createElement( "div" );
6084          container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
6085          body.appendChild( container ).appendChild( div );
6086  
6087          // Support: IE6
6088          // Check if elements with layout shrink-wrap their children
6089          if ( typeof div.style.zoom !== strundefined ) {
6090              // Reset CSS: box-sizing; display; margin; border
6091              div.style.cssText =
6092                  // Support: Firefox<29, Android 2.3
6093                  // Vendor-prefix box-sizing
6094                  "-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" +
6095                  "box-sizing:content-box;display:block;margin:0;border:0;" +
6096                  "padding:1px;width:1px;zoom:1";
6097              div.appendChild( document.createElement( "div" ) ).style.width = "5px";
6098              shrinkWrapBlocksVal = div.offsetWidth !== 3;
6099          }
6100  
6101          body.removeChild( container );
6102  
6103          return shrinkWrapBlocksVal;
6104      };
6105  
6106  })();
6107  var rmargin = (/^margin/);
6108  
6109  var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" );
6110  
6111  
6112  
6113  var getStyles, curCSS,
6114      rposition = /^(top|right|bottom|left)$/;
6115  
6116  if ( window.getComputedStyle ) {
6117      getStyles = function( elem ) {
6118          return elem.ownerDocument.defaultView.getComputedStyle( elem, null );
6119      };
6120  
6121      curCSS = function( elem, name, computed ) {
6122          var width, minWidth, maxWidth, ret,
6123              style = elem.style;
6124  
6125          computed = computed || getStyles( elem );
6126  
6127          // getPropertyValue is only needed for .css('filter') in IE9, see #12537
6128          ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined;
6129  
6130          if ( computed ) {
6131  
6132              if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
6133                  ret = jQuery.style( elem, name );
6134              }
6135  
6136              // A tribute to the "awesome hack by Dean Edwards"
6137              // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right
6138              // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
6139              // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
6140              if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {
6141  
6142                  // Remember the original values
6143                  width = style.width;
6144                  minWidth = style.minWidth;
6145                  maxWidth = style.maxWidth;
6146  
6147                  // Put in the new values to get a computed value out
6148                  style.minWidth = style.maxWidth = style.width = ret;
6149                  ret = computed.width;
6150  
6151                  // Revert the changed values
6152                  style.width = width;
6153                  style.minWidth = minWidth;
6154                  style.maxWidth = maxWidth;
6155              }
6156          }
6157  
6158          // Support: IE
6159          // IE returns zIndex value as an integer.
6160          return ret === undefined ?
6161              ret :
6162              ret + "";
6163      };
6164  } else if ( document.documentElement.currentStyle ) {
6165      getStyles = function( elem ) {
6166          return elem.currentStyle;
6167      };
6168  
6169      curCSS = function( elem, name, computed ) {
6170          var left, rs, rsLeft, ret,
6171              style = elem.style;
6172  
6173          computed = computed || getStyles( elem );
6174          ret = computed ? computed[ name ] : undefined;
6175  
6176          // Avoid setting ret to empty string here
6177          // so we don't default to auto
6178          if ( ret == null && style && style[ name ] ) {
6179              ret = style[ name ];
6180          }
6181  
6182          // From the awesome hack by Dean Edwards
6183          // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
6184  
6185          // If we're not dealing with a regular pixel number
6186          // but a number that has a weird ending, we need to convert it to pixels
6187          // but not position css attributes, as those are proportional to the parent element instead
6188          // and we can't measure the parent instead because it might trigger a "stacking dolls" problem
6189          if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {
6190  
6191              // Remember the original values
6192              left = style.left;
6193              rs = elem.runtimeStyle;
6194              rsLeft = rs && rs.left;
6195  
6196              // Put in the new values to get a computed value out
6197              if ( rsLeft ) {
6198                  rs.left = elem.currentStyle.left;
6199              }
6200              style.left = name === "fontSize" ? "1em" : ret;
6201              ret = style.pixelLeft + "px";
6202  
6203              // Revert the changed values
6204              style.left = left;
6205              if ( rsLeft ) {
6206                  rs.left = rsLeft;
6207              }
6208          }
6209  
6210          // Support: IE
6211          // IE returns zIndex value as an integer.
6212          return ret === undefined ?
6213              ret :
6214              ret + "" || "auto";
6215      };
6216  }
6217  
6218  
6219  
6220  
6221  function addGetHookIf( conditionFn, hookFn ) {
6222      // Define the hook, we'll check on the first run if it's really needed.
6223      return {
6224          get: function() {
6225              var condition = conditionFn();
6226  
6227              if ( condition == null ) {
6228                  // The test was not ready at this point; screw the hook this time
6229                  // but check again when needed next time.
6230                  return;
6231              }
6232  
6233              if ( condition ) {
6234                  // Hook not needed (or it's not possible to use it due to missing dependency),
6235                  // remove it.
6236                  // Since there are no other hooks for marginRight, remove the whole object.
6237                  delete this.get;
6238                  return;
6239              }
6240  
6241              // Hook needed; redefine it so that the support test is not executed again.
6242  
6243              return (this.get = hookFn).apply( this, arguments );
6244          }
6245      };
6246  }
6247  
6248  
6249  (function() {
6250      // Minified: var b,c,d,e,f,g, h,i
6251      var div, style, a, pixelPositionVal, boxSizingReliableVal,
6252          reliableHiddenOffsetsVal, reliableMarginRightVal;
6253  
6254      // Setup
6255      div = document.createElement( "div" );
6256      div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
6257      a = div.getElementsByTagName( "a" )[ 0 ];
6258      style = a && a.style;
6259  
6260      // Finish early in limited (non-browser) environments
6261      if ( !style ) {
6262          return;
6263      }
6264  
6265      style.cssText = "float:left;opacity:.5";
6266  
6267      // Support: IE<9
6268      // Make sure that element opacity exists (as opposed to filter)
6269      support.opacity = style.opacity === "0.5";
6270  
6271      // Verify style float existence
6272      // (IE uses styleFloat instead of cssFloat)
6273      support.cssFloat = !!style.cssFloat;
6274  
6275      div.style.backgroundClip = "content-box";
6276      div.cloneNode( true ).style.backgroundClip = "";
6277      support.clearCloneStyle = div.style.backgroundClip === "content-box";
6278  
6279      // Support: Firefox<29, Android 2.3
6280      // Vendor-prefix box-sizing
6281      support.boxSizing = style.boxSizing === "" || style.MozBoxSizing === "" ||
6282          style.WebkitBoxSizing === "";
6283  
6284      jQuery.extend(support, {
6285          reliableHiddenOffsets: function() {
6286              if ( reliableHiddenOffsetsVal == null ) {
6287                  computeStyleTests();
6288              }
6289              return reliableHiddenOffsetsVal;
6290          },
6291  
6292          boxSizingReliable: function() {
6293              if ( boxSizingReliableVal == null ) {
6294                  computeStyleTests();
6295              }
6296              return boxSizingReliableVal;
6297          },
6298  
6299          pixelPosition: function() {
6300              if ( pixelPositionVal == null ) {
6301                  computeStyleTests();
6302              }
6303              return pixelPositionVal;
6304          },
6305  
6306          // Support: Android 2.3
6307          reliableMarginRight: function() {
6308              if ( reliableMarginRightVal == null ) {
6309                  computeStyleTests();
6310              }
6311              return reliableMarginRightVal;
6312          }
6313      });
6314  
6315  	function computeStyleTests() {
6316          // Minified: var b,c,d,j
6317          var div, body, container, contents;
6318  
6319          body = document.getElementsByTagName( "body" )[ 0 ];
6320          if ( !body || !body.style ) {
6321              // Test fired too early or in an unsupported environment, exit.
6322              return;
6323          }
6324  
6325          // Setup
6326          div = document.createElement( "div" );
6327          container = document.createElement( "div" );
6328          container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
6329          body.appendChild( container ).appendChild( div );
6330  
6331          div.style.cssText =
6332              // Support: Firefox<29, Android 2.3
6333              // Vendor-prefix box-sizing
6334              "-webkit-box-sizing:border-box;-moz-box-sizing:border-box;" +
6335              "box-sizing:border-box;display:block;margin-top:1%;top:1%;" +
6336              "border:1px;padding:1px;width:4px;position:absolute";
6337  
6338          // Support: IE<9
6339          // Assume reasonable values in the absence of getComputedStyle
6340          pixelPositionVal = boxSizingReliableVal = false;
6341          reliableMarginRightVal = true;
6342  
6343          // Check for getComputedStyle so that this code is not run in IE<9.
6344          if ( window.getComputedStyle ) {
6345              pixelPositionVal = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
6346              boxSizingReliableVal =
6347                  ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
6348  
6349              // Support: Android 2.3
6350              // Div with explicit width and no margin-right incorrectly
6351              // gets computed margin-right based on width of container (#3333)
6352              // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
6353              contents = div.appendChild( document.createElement( "div" ) );
6354  
6355              // Reset CSS: box-sizing; display; margin; border; padding
6356              contents.style.cssText = div.style.cssText =
6357                  // Support: Firefox<29, Android 2.3
6358                  // Vendor-prefix box-sizing
6359                  "-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" +
6360                  "box-sizing:content-box;display:block;margin:0;border:0;padding:0";
6361              contents.style.marginRight = contents.style.width = "0";
6362              div.style.width = "1px";
6363  
6364              reliableMarginRightVal =
6365                  !parseFloat( ( window.getComputedStyle( contents, null ) || {} ).marginRight );
6366          }
6367  
6368          // Support: IE8
6369          // Check if table cells still have offsetWidth/Height when they are set
6370          // to display:none and there are still other visible table cells in a
6371          // table row; if so, offsetWidth/Height are not reliable for use when
6372          // determining if an element has been hidden directly using
6373          // display:none (it is still safe to use offsets if a parent element is
6374          // hidden; don safety goggles and see bug #4512 for more information).
6375          div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
6376          contents = div.getElementsByTagName( "td" );
6377          contents[ 0 ].style.cssText = "margin:0;border:0;padding:0;display:none";
6378          reliableHiddenOffsetsVal = contents[ 0 ].offsetHeight === 0;
6379          if ( reliableHiddenOffsetsVal ) {
6380              contents[ 0 ].style.display = "";
6381              contents[ 1 ].style.display = "none";
6382              reliableHiddenOffsetsVal = contents[ 0 ].offsetHeight === 0;
6383          }
6384  
6385          body.removeChild( container );
6386      }
6387  
6388  })();
6389  
6390  
6391  // A method for quickly swapping in/out CSS properties to get correct calculations.
6392  jQuery.swap = function( elem, options, callback, args ) {
6393      var ret, name,
6394          old = {};
6395  
6396      // Remember the old values, and insert the new ones
6397      for ( name in options ) {
6398          old[ name ] = elem.style[ name ];
6399          elem.style[ name ] = options[ name ];
6400      }
6401  
6402      ret = callback.apply( elem, args || [] );
6403  
6404      // Revert the old values
6405      for ( name in options ) {
6406          elem.style[ name ] = old[ name ];
6407      }
6408  
6409      return ret;
6410  };
6411  
6412  
6413  var
6414          ralpha = /alpha\([^)]*\)/i,
6415      ropacity = /opacity\s*=\s*([^)]*)/,
6416  
6417      // swappable if display is none or starts with table except "table", "table-cell", or "table-caption"
6418      // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
6419      rdisplayswap = /^(none|table(?!-c[ea]).+)/,
6420      rnumsplit = new RegExp( "^(" + pnum + ")(.*)$", "i" ),
6421      rrelNum = new RegExp( "^([+-])=(" + pnum + ")", "i" ),
6422  
6423      cssShow = { position: "absolute", visibility: "hidden", display: "block" },
6424      cssNormalTransform = {
6425          letterSpacing: "0",
6426          fontWeight: "400"
6427      },
6428  
6429      cssPrefixes = [ "Webkit", "O", "Moz", "ms" ];
6430  
6431  
6432  // return a css property mapped to a potentially vendor prefixed property
6433  function vendorPropName( style, name ) {
6434  
6435      // shortcut for names that are not vendor prefixed
6436      if ( name in style ) {
6437          return name;
6438      }
6439  
6440      // check for vendor prefixed names
6441      var capName = name.charAt(0).toUpperCase() + name.slice(1),
6442          origName = name,
6443          i = cssPrefixes.length;
6444  
6445      while ( i-- ) {
6446          name = cssPrefixes[ i ] + capName;
6447          if ( name in style ) {
6448              return name;
6449          }
6450      }
6451  
6452      return origName;
6453  }
6454  
6455  function showHide( elements, show ) {
6456      var display, elem, hidden,
6457          values = [],
6458          index = 0,
6459          length = elements.length;
6460  
6461      for ( ; index < length; index++ ) {
6462          elem = elements[ index ];
6463          if ( !elem.style ) {
6464              continue;
6465          }
6466  
6467          values[ index ] = jQuery._data( elem, "olddisplay" );
6468          display = elem.style.display;
6469          if ( show ) {
6470              // Reset the inline display of this element to learn if it is
6471              // being hidden by cascaded rules or not
6472              if ( !values[ index ] && display === "none" ) {
6473                  elem.style.display = "";
6474              }
6475  
6476              // Set elements which have been overridden with display: none
6477              // in a stylesheet to whatever the default browser style is
6478              // for such an element
6479              if ( elem.style.display === "" && isHidden( elem ) ) {
6480                  values[ index ] = jQuery._data( elem, "olddisplay", defaultDisplay(elem.nodeName) );
6481              }
6482          } else {
6483              hidden = isHidden( elem );
6484  
6485              if ( display && display !== "none" || !hidden ) {
6486                  jQuery._data( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) );
6487              }
6488          }
6489      }
6490  
6491      // Set the display of most of the elements in a second loop
6492      // to avoid the constant reflow
6493      for ( index = 0; index < length; index++ ) {
6494          elem = elements[ index ];
6495          if ( !elem.style ) {
6496              continue;
6497          }
6498          if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
6499              elem.style.display = show ? values[ index ] || "" : "none";
6500          }
6501      }
6502  
6503      return elements;
6504  }
6505  
6506  function setPositiveNumber( elem, value, subtract ) {
6507      var matches = rnumsplit.exec( value );
6508      return matches ?
6509          // Guard against undefined "subtract", e.g., when used as in cssHooks
6510          Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
6511          value;
6512  }
6513  
6514  function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
6515      var i = extra === ( isBorderBox ? "border" : "content" ) ?
6516          // If we already have the right measurement, avoid augmentation
6517          4 :
6518          // Otherwise initialize for horizontal or vertical properties
6519          name === "width" ? 1 : 0,
6520  
6521          val = 0;
6522  
6523      for ( ; i < 4; i += 2 ) {
6524          // both box models exclude margin, so add it if we want it
6525          if ( extra === "margin" ) {
6526              val += jQuery.css( elem, extra + cssExpand[ i ], true, styles );
6527          }
6528  
6529          if ( isBorderBox ) {
6530              // border-box includes padding, so remove it if we want content
6531              if ( extra === "content" ) {
6532                  val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
6533              }
6534  
6535              // at this point, extra isn't border nor margin, so remove border
6536              if ( extra !== "margin" ) {
6537                  val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
6538              }
6539          } else {
6540              // at this point, extra isn't content, so add padding
6541              val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
6542  
6543              // at this point, extra isn't content nor padding, so add border
6544              if ( extra !== "padding" ) {
6545                  val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
6546              }
6547          }
6548      }
6549  
6550      return val;
6551  }
6552  
6553  function getWidthOrHeight( elem, name, extra ) {
6554  
6555      // Start with offset property, which is equivalent to the border-box value
6556      var valueIsBorderBox = true,
6557          val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
6558          styles = getStyles( elem ),
6559          isBorderBox = support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
6560  
6561      // some non-html elements return undefined for offsetWidth, so check for null/undefined
6562      // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
6563      // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
6564      if ( val <= 0 || val == null ) {
6565          // Fall back to computed then uncomputed css if necessary
6566          val = curCSS( elem, name, styles );
6567          if ( val < 0 || val == null ) {
6568              val = elem.style[ name ];
6569          }
6570  
6571          // Computed unit is not pixels. Stop here and return.
6572          if ( rnumnonpx.test(val) ) {
6573              return val;
6574          }
6575  
6576          // we need the check for style in case a browser which returns unreliable values
6577          // for getComputedStyle silently falls back to the reliable elem.style
6578          valueIsBorderBox = isBorderBox && ( support.boxSizingReliable() || val === elem.style[ name ] );
6579  
6580          // Normalize "", auto, and prepare for extra
6581          val = parseFloat( val ) || 0;
6582      }
6583  
6584      // use the active box-sizing model to add/subtract irrelevant styles
6585      return ( val +
6586          augmentWidthOrHeight(
6587              elem,
6588              name,
6589              extra || ( isBorderBox ? "border" : "content" ),
6590              valueIsBorderBox,
6591              styles
6592          )
6593      ) + "px";
6594  }
6595  
6596  jQuery.extend({
6597      // Add in style property hooks for overriding the default
6598      // behavior of getting and setting a style property
6599      cssHooks: {
6600          opacity: {
6601              get: function( elem, computed ) {
6602                  if ( computed ) {
6603                      // We should always get a number back from opacity
6604                      var ret = curCSS( elem, "opacity" );
6605                      return ret === "" ? "1" : ret;
6606                  }
6607              }
6608          }
6609      },
6610  
6611      // Don't automatically add "px" to these possibly-unitless properties
6612      cssNumber: {
6613          "columnCount": true,
6614          "fillOpacity": true,
6615          "flexGrow": true,
6616          "flexShrink": true,
6617          "fontWeight": true,
6618          "lineHeight": true,
6619          "opacity": true,
6620          "order": true,
6621          "orphans": true,
6622          "widows": true,
6623          "zIndex": true,
6624          "zoom": true
6625      },
6626  
6627      // Add in properties whose names you wish to fix before
6628      // setting or getting the value
6629      cssProps: {
6630          // normalize float css property
6631          "float": support.cssFloat ? "cssFloat" : "styleFloat"
6632      },
6633  
6634      // Get and set the style property on a DOM Node
6635      style: function( elem, name, value, extra ) {
6636          // Don't set styles on text and comment nodes
6637          if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
6638              return;
6639          }
6640  
6641          // Make sure that we're working with the right name
6642          var ret, type, hooks,
6643              origName = jQuery.camelCase( name ),
6644              style = elem.style;
6645  
6646          name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );
6647  
6648          // gets hook for the prefixed version
6649          // followed by the unprefixed version
6650          hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6651  
6652          // Check if we're setting a value
6653          if ( value !== undefined ) {
6654              type = typeof value;
6655  
6656              // convert relative number strings (+= or -=) to relative numbers. #7345
6657              if ( type === "string" && (ret = rrelNum.exec( value )) ) {
6658                  value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );
6659                  // Fixes bug #9237
6660                  type = "number";
6661              }
6662  
6663              // Make sure that null and NaN values aren't set. See: #7116
6664              if ( value == null || value !== value ) {
6665                  return;
6666              }
6667  
6668              // If a number was passed in, add 'px' to the (except for certain CSS properties)
6669              if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
6670                  value += "px";
6671              }
6672  
6673              // Fixes #8908, it can be done more correctly by specifing setters in cssHooks,
6674              // but it would mean to define eight (for every problematic property) identical functions
6675              if ( !support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) {
6676                  style[ name ] = "inherit";
6677              }
6678  
6679              // If a hook was provided, use that value, otherwise just set the specified value
6680              if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {
6681  
6682                  // Support: IE
6683                  // Swallow errors from 'invalid' CSS values (#5509)
6684                  try {
6685                      style[ name ] = value;
6686                  } catch(e) {}
6687              }
6688  
6689          } else {
6690              // If a hook was provided get the non-computed value from there
6691              if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
6692                  return ret;
6693              }
6694  
6695              // Otherwise just get the value from the style object
6696              return style[ name ];
6697          }
6698      },
6699  
6700      css: function( elem, name, extra, styles ) {
6701          var num, val, hooks,
6702              origName = jQuery.camelCase( name );
6703  
6704          // Make sure that we're working with the right name
6705          name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );
6706  
6707          // gets hook for the prefixed version
6708          // followed by the unprefixed version
6709          hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];
6710  
6711          // If a hook was provided get the computed value from there
6712          if ( hooks && "get" in hooks ) {
6713              val = hooks.get( elem, true, extra );
6714          }
6715  
6716          // Otherwise, if a way to get the computed value exists, use that
6717          if ( val === undefined ) {
6718              val = curCSS( elem, name, styles );
6719          }
6720  
6721          //convert "normal" to computed value
6722          if ( val === "normal" && name in cssNormalTransform ) {
6723              val = cssNormalTransform[ name ];
6724          }
6725  
6726          // Return, converting to number if forced or a qualifier was provided and val looks numeric
6727          if ( extra === "" || extra ) {
6728              num = parseFloat( val );
6729              return extra === true || jQuery.isNumeric( num ) ? num || 0 : val;
6730          }
6731          return val;
6732      }
6733  });
6734  
6735  jQuery.each([ "height", "width" ], function( i, name ) {
6736      jQuery.cssHooks[ name ] = {
6737          get: function( elem, computed, extra ) {
6738              if ( computed ) {
6739                  // certain elements can have dimension info if we invisibly show them
6740                  // however, it must have a current display style that would benefit from this
6741                  return rdisplayswap.test( jQuery.css( elem, "display" ) ) && elem.offsetWidth === 0 ?
6742                      jQuery.swap( elem, cssShow, function() {
6743                          return getWidthOrHeight( elem, name, extra );
6744                      }) :
6745                      getWidthOrHeight( elem, name, extra );
6746              }
6747          },
6748  
6749          set: function( elem, value, extra ) {
6750              var styles = extra && getStyles( elem );
6751              return setPositiveNumber( elem, value, extra ?
6752                  augmentWidthOrHeight(
6753                      elem,
6754                      name,
6755                      extra,
6756                      support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
6757                      styles
6758                  ) : 0
6759              );
6760          }
6761      };
6762  });
6763  
6764  if ( !support.opacity ) {
6765      jQuery.cssHooks.opacity = {
6766          get: function( elem, computed ) {
6767              // IE uses filters for opacity
6768              return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?
6769                  ( 0.01 * parseFloat( RegExp.$1 ) ) + "" :
6770                  computed ? "1" : "";
6771          },
6772  
6773          set: function( elem, value ) {
6774              var style = elem.style,
6775                  currentStyle = elem.currentStyle,
6776                  opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "",
6777                  filter = currentStyle && currentStyle.filter || style.filter || "";
6778  
6779              // IE has trouble with opacity if it does not have layout
6780              // Force it by setting the zoom level
6781              style.zoom = 1;
6782  
6783              // if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
6784              // if value === "", then remove inline opacity #12685
6785              if ( ( value >= 1 || value === "" ) &&
6786                      jQuery.trim( filter.replace( ralpha, "" ) ) === "" &&
6787                      style.removeAttribute ) {
6788  
6789                  // Setting style.filter to null, "" & " " still leave "filter:" in the cssText
6790                  // if "filter:" is present at all, clearType is disabled, we want to avoid this
6791                  // style.removeAttribute is IE Only, but so apparently is this code path...
6792                  style.removeAttribute( "filter" );
6793  
6794                  // if there is no filter style applied in a css rule or unset inline opacity, we are done
6795                  if ( value === "" || currentStyle && !currentStyle.filter ) {
6796                      return;
6797                  }
6798              }
6799  
6800              // otherwise, set new filter values
6801              style.filter = ralpha.test( filter ) ?
6802                  filter.replace( ralpha, opacity ) :
6803                  filter + " " + opacity;
6804          }
6805      };
6806  }
6807  
6808  jQuery.cssHooks.marginRight = addGetHookIf( support.reliableMarginRight,
6809      function( elem, computed ) {
6810          if ( computed ) {
6811              // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
6812              // Work around by temporarily setting element display to inline-block
6813              return jQuery.swap( elem, { "display": "inline-block" },
6814                  curCSS, [ elem, "marginRight" ] );
6815          }
6816      }
6817  );
6818  
6819  // These hooks are used by animate to expand properties
6820  jQuery.each({
6821      margin: "",
6822      padding: "",
6823      border: "Width"
6824  }, function( prefix, suffix ) {
6825      jQuery.cssHooks[ prefix + suffix ] = {
6826          expand: function( value ) {
6827              var i = 0,
6828                  expanded = {},
6829  
6830                  // assumes a single number if not a string
6831                  parts = typeof value === "string" ? value.split(" ") : [ value ];
6832  
6833              for ( ; i < 4; i++ ) {
6834                  expanded[ prefix + cssExpand[ i ] + suffix ] =
6835                      parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
6836              }
6837  
6838              return expanded;
6839          }
6840      };
6841  
6842      if ( !rmargin.test( prefix ) ) {
6843          jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
6844      }
6845  });
6846  
6847  jQuery.fn.extend({
6848      css: function( name, value ) {
6849          return access( this, function( elem, name, value ) {
6850              var styles, len,
6851                  map = {},
6852                  i = 0;
6853  
6854              if ( jQuery.isArray( name ) ) {
6855                  styles = getStyles( elem );
6856                  len = name.length;
6857  
6858                  for ( ; i < len; i++ ) {
6859                      map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
6860                  }
6861  
6862                  return map;
6863              }
6864  
6865              return value !== undefined ?
6866                  jQuery.style( elem, name, value ) :
6867                  jQuery.css( elem, name );
6868          }, name, value, arguments.length > 1 );
6869      },
6870      show: function() {
6871          return showHide( this, true );
6872      },
6873      hide: function() {
6874          return showHide( this );
6875      },
6876      toggle: function( state ) {
6877          if ( typeof state === "boolean" ) {
6878              return state ? this.show() : this.hide();
6879          }
6880  
6881          return this.each(function() {
6882              if ( isHidden( this ) ) {
6883                  jQuery( this ).show();
6884              } else {
6885                  jQuery( this ).hide();
6886              }
6887          });
6888      }
6889  });
6890  
6891  
6892  function Tween( elem, options, prop, end, easing ) {
6893      return new Tween.prototype.init( elem, options, prop, end, easing );
6894  }
6895  jQuery.Tween = Tween;
6896  
6897  Tween.prototype = {
6898      constructor: Tween,
6899      init: function( elem, options, prop, end, easing, unit ) {
6900          this.elem = elem;
6901          this.prop = prop;
6902          this.easing = easing || "swing";
6903          this.options = options;
6904          this.start = this.now = this.cur();
6905          this.end = end;
6906          this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
6907      },
6908      cur: function() {
6909          var hooks = Tween.propHooks[ this.prop ];
6910  
6911          return hooks && hooks.get ?
6912              hooks.get( this ) :
6913              Tween.propHooks._default.get( this );
6914      },
6915      run: function( percent ) {
6916          var eased,
6917              hooks = Tween.propHooks[ this.prop ];
6918  
6919          if ( this.options.duration ) {
6920              this.pos = eased = jQuery.easing[ this.easing ](
6921                  percent, this.options.duration * percent, 0, 1, this.options.duration
6922              );
6923          } else {
6924              this.pos = eased = percent;
6925          }
6926          this.now = ( this.end - this.start ) * eased + this.start;
6927  
6928          if ( this.options.step ) {
6929              this.options.step.call( this.elem, this.now, this );
6930          }
6931  
6932          if ( hooks && hooks.set ) {
6933              hooks.set( this );
6934          } else {
6935              Tween.propHooks._default.set( this );
6936          }
6937          return this;
6938      }
6939  };
6940  
6941  Tween.prototype.init.prototype = Tween.prototype;
6942  
6943  Tween.propHooks = {
6944      _default: {
6945          get: function( tween ) {
6946              var result;
6947  
6948              if ( tween.elem[ tween.prop ] != null &&
6949                  (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
6950                  return tween.elem[ tween.prop ];
6951              }
6952  
6953              // passing an empty string as a 3rd parameter to .css will automatically
6954              // attempt a parseFloat and fallback to a string if the parse fails
6955              // so, simple values such as "10px" are parsed to Float.
6956              // complex values such as "rotate(1rad)" are returned as is.
6957              result = jQuery.css( tween.elem, tween.prop, "" );
6958              // Empty strings, null, undefined and "auto" are converted to 0.
6959              return !result || result === "auto" ? 0 : result;
6960          },
6961          set: function( tween ) {
6962              // use step hook for back compat - use cssHook if its there - use .style if its
6963              // available and use plain properties where available
6964              if ( jQuery.fx.step[ tween.prop ] ) {
6965                  jQuery.fx.step[ tween.prop ]( tween );
6966              } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {
6967                  jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
6968              } else {
6969                  tween.elem[ tween.prop ] = tween.now;
6970              }
6971          }
6972      }
6973  };
6974  
6975  // Support: IE <=9
6976  // Panic based approach to setting things on disconnected nodes
6977  
6978  Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
6979      set: function( tween ) {
6980          if ( tween.elem.nodeType && tween.elem.parentNode ) {
6981              tween.elem[ tween.prop ] = tween.now;
6982          }
6983      }
6984  };
6985  
6986  jQuery.easing = {
6987      linear: function( p ) {
6988          return p;
6989      },
6990      swing: function( p ) {
6991          return 0.5 - Math.cos( p * Math.PI ) / 2;
6992      }
6993  };
6994  
6995  jQuery.fx = Tween.prototype.init;
6996  
6997  // Back Compat <1.8 extension point
6998  jQuery.fx.step = {};
6999  
7000  
7001  
7002  
7003  var
7004      fxNow, timerId,
7005      rfxtypes = /^(?:toggle|show|hide)$/,
7006      rfxnum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ),
7007      rrun = /queueHooks$/,
7008      animationPrefilters = [ defaultPrefilter ],
7009      tweeners = {
7010          "*": [ function( prop, value ) {
7011              var tween = this.createTween( prop, value ),
7012                  target = tween.cur(),
7013                  parts = rfxnum.exec( value ),
7014                  unit = parts && parts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),
7015  
7016                  // Starting value computation is required for potential unit mismatches
7017                  start = ( jQuery.cssNumber[ prop ] || unit !== "px" && +target ) &&
7018                      rfxnum.exec( jQuery.css( tween.elem, prop ) ),
7019                  scale = 1,
7020                  maxIterations = 20;
7021  
7022              if ( start && start[ 3 ] !== unit ) {
7023                  // Trust units reported by jQuery.css
7024                  unit = unit || start[ 3 ];
7025  
7026                  // Make sure we update the tween properties later on
7027                  parts = parts || [];
7028  
7029                  // Iteratively approximate from a nonzero starting point
7030                  start = +target || 1;
7031  
7032                  do {
7033                      // If previous iteration zeroed out, double until we get *something*
7034                      // Use a string for doubling factor so we don't accidentally see scale as unchanged below
7035                      scale = scale || ".5";
7036  
7037                      // Adjust and apply
7038                      start = start / scale;
7039                      jQuery.style( tween.elem, prop, start + unit );
7040  
7041                  // Update scale, tolerating zero or NaN from tween.cur()
7042                  // And breaking the loop if scale is unchanged or perfect, or if we've just had enough
7043                  } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations );
7044              }
7045  
7046              // Update tween properties
7047              if ( parts ) {
7048                  start = tween.start = +start || +target || 0;
7049                  tween.unit = unit;
7050                  // If a +=/-= token was provided, we're doing a relative animation
7051                  tween.end = parts[ 1 ] ?
7052                      start + ( parts[ 1 ] + 1 ) * parts[ 2 ] :
7053                      +parts[ 2 ];
7054              }
7055  
7056              return tween;
7057          } ]
7058      };
7059  
7060  // Animations created synchronously will run synchronously
7061  function createFxNow() {
7062      setTimeout(function() {
7063          fxNow = undefined;
7064      });
7065      return ( fxNow = jQuery.now() );
7066  }
7067  
7068  // Generate parameters to create a standard animation
7069  function genFx( type, includeWidth ) {
7070      var which,
7071          attrs = { height: type },
7072          i = 0;
7073  
7074      // if we include width, step value is 1 to do all cssExpand values,
7075      // if we don't include width, step value is 2 to skip over Left and Right
7076      includeWidth = includeWidth ? 1 : 0;
7077      for ( ; i < 4 ; i += 2 - includeWidth ) {
7078          which = cssExpand[ i ];
7079          attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
7080      }
7081  
7082      if ( includeWidth ) {
7083          attrs.opacity = attrs.width = type;
7084      }
7085  
7086      return attrs;
7087  }
7088  
7089  function createTween( value, prop, animation ) {
7090      var tween,
7091          collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),
7092          index = 0,
7093          length = collection.length;
7094      for ( ; index < length; index++ ) {
7095          if ( (tween = collection[ index ].call( animation, prop, value )) ) {
7096  
7097              // we're done with this property
7098              return tween;
7099          }
7100      }
7101  }
7102  
7103  function defaultPrefilter( elem, props, opts ) {
7104      /* jshint validthis: true */
7105      var prop, value, toggle, tween, hooks, oldfire, display, checkDisplay,
7106          anim = this,
7107          orig = {},
7108          style = elem.style,
7109          hidden = elem.nodeType && isHidden( elem ),
7110          dataShow = jQuery._data( elem, "fxshow" );
7111  
7112      // handle queue: false promises
7113      if ( !opts.queue ) {
7114          hooks = jQuery._queueHooks( elem, "fx" );
7115          if ( hooks.unqueued == null ) {
7116              hooks.unqueued = 0;
7117              oldfire = hooks.empty.fire;
7118              hooks.empty.fire = function() {
7119                  if ( !hooks.unqueued ) {
7120                      oldfire();
7121                  }
7122              };
7123          }
7124          hooks.unqueued++;
7125  
7126          anim.always(function() {
7127              // doing this makes sure that the complete handler will be called
7128              // before this completes
7129              anim.always(function() {
7130                  hooks.unqueued--;
7131                  if ( !jQuery.queue( elem, "fx" ).length ) {
7132                      hooks.empty.fire();
7133                  }
7134              });
7135          });
7136      }
7137  
7138      // height/width overflow pass
7139      if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
7140          // Make sure that nothing sneaks out
7141          // Record all 3 overflow attributes because IE does not
7142          // change the overflow attribute when overflowX and
7143          // overflowY are set to the same value
7144          opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];
7145  
7146          // Set display property to inline-block for height/width
7147          // animations on inline elements that are having width/height animated
7148          display = jQuery.css( elem, "display" );
7149  
7150          // Test default display if display is currently "none"
7151          checkDisplay = display === "none" ?
7152              jQuery._data( elem, "olddisplay" ) || defaultDisplay( elem.nodeName ) : display;
7153  
7154          if ( checkDisplay === "inline" && jQuery.css( elem, "float" ) === "none" ) {
7155  
7156              // inline-level elements accept inline-block;
7157              // block-level elements need to be inline with layout
7158              if ( !support.inlineBlockNeedsLayout || defaultDisplay( elem.nodeName ) === "inline" ) {
7159                  style.display = "inline-block";
7160              } else {
7161                  style.zoom = 1;
7162              }
7163          }
7164      }
7165  
7166      if ( opts.overflow ) {
7167          style.overflow = "hidden";
7168          if ( !support.shrinkWrapBlocks() ) {
7169              anim.always(function() {
7170                  style.overflow = opts.overflow[ 0 ];
7171                  style.overflowX = opts.overflow[ 1 ];
7172                  style.overflowY = opts.overflow[ 2 ];
7173              });
7174          }
7175      }
7176  
7177      // show/hide pass
7178      for ( prop in props ) {
7179          value = props[ prop ];
7180          if ( rfxtypes.exec( value ) ) {
7181              delete props[ prop ];
7182              toggle = toggle || value === "toggle";
7183              if ( value === ( hidden ? "hide" : "show" ) ) {
7184  
7185                  // If there is dataShow left over from a stopped hide or show and we are going to proceed with show, we should pretend to be hidden
7186                  if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
7187                      hidden = true;
7188                  } else {
7189                      continue;
7190                  }
7191              }
7192              orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
7193  
7194          // Any non-fx value stops us from restoring the original display value
7195          } else {
7196              display = undefined;
7197          }
7198      }
7199  
7200      if ( !jQuery.isEmptyObject( orig ) ) {
7201          if ( dataShow ) {
7202              if ( "hidden" in dataShow ) {
7203                  hidden = dataShow.hidden;
7204              }
7205          } else {
7206              dataShow = jQuery._data( elem, "fxshow", {} );
7207          }
7208  
7209          // store state if its toggle - enables .stop().toggle() to "reverse"
7210          if ( toggle ) {
7211              dataShow.hidden = !hidden;
7212          }
7213          if ( hidden ) {
7214              jQuery( elem ).show();
7215          } else {
7216              anim.done(function() {
7217                  jQuery( elem ).hide();
7218              });
7219          }
7220          anim.done(function() {
7221              var prop;
7222              jQuery._removeData( elem, "fxshow" );
7223              for ( prop in orig ) {
7224                  jQuery.style( elem, prop, orig[ prop ] );
7225              }
7226          });
7227          for ( prop in orig ) {
7228              tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );
7229  
7230              if ( !( prop in dataShow ) ) {
7231                  dataShow[ prop ] = tween.start;
7232                  if ( hidden ) {
7233                      tween.end = tween.start;
7234                      tween.start = prop === "width" || prop === "height" ? 1 : 0;
7235                  }
7236              }
7237          }
7238  
7239      // If this is a noop like .hide().hide(), restore an overwritten display value
7240      } else if ( (display === "none" ? defaultDisplay( elem.nodeName ) : display) === "inline" ) {
7241          style.display = display;
7242      }
7243  }
7244  
7245  function propFilter( props, specialEasing ) {
7246      var index, name, easing, value, hooks;
7247  
7248      // camelCase, specialEasing and expand cssHook pass
7249      for ( index in props ) {
7250          name = jQuery.camelCase( index );
7251          easing = specialEasing[ name ];
7252          value = props[ index ];
7253          if ( jQuery.isArray( value ) ) {
7254              easing = value[ 1 ];
7255              value = props[ index ] = value[ 0 ];
7256          }
7257  
7258          if ( index !== name ) {
7259              props[ name ] = value;
7260              delete props[ index ];
7261          }
7262  
7263          hooks = jQuery.cssHooks[ name ];
7264          if ( hooks && "expand" in hooks ) {
7265              value = hooks.expand( value );
7266              delete props[ name ];
7267  
7268              // not quite $.extend, this wont overwrite keys already present.
7269              // also - reusing 'index' from above because we have the correct "name"
7270              for ( index in value ) {
7271                  if ( !( index in props ) ) {
7272                      props[ index ] = value[ index ];
7273                      specialEasing[ index ] = easing;
7274                  }
7275              }
7276          } else {
7277              specialEasing[ name ] = easing;
7278          }
7279      }
7280  }
7281  
7282  function Animation( elem, properties, options ) {
7283      var result,
7284          stopped,
7285          index = 0,
7286          length = animationPrefilters.length,
7287          deferred = jQuery.Deferred().always( function() {
7288              // don't match elem in the :animated selector
7289              delete tick.elem;
7290          }),
7291          tick = function() {
7292              if ( stopped ) {
7293                  return false;
7294              }
7295              var currentTime = fxNow || createFxNow(),
7296                  remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
7297                  // archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
7298                  temp = remaining / animation.duration || 0,
7299                  percent = 1 - temp,
7300                  index = 0,
7301                  length = animation.tweens.length;
7302  
7303              for ( ; index < length ; index++ ) {
7304                  animation.tweens[ index ].run( percent );
7305              }
7306  
7307              deferred.notifyWith( elem, [ animation, percent, remaining ]);
7308  
7309              if ( percent < 1 && length ) {
7310                  return remaining;
7311              } else {
7312                  deferred.resolveWith( elem, [ animation ] );
7313                  return false;
7314              }
7315          },
7316          animation = deferred.promise({
7317              elem: elem,
7318              props: jQuery.extend( {}, properties ),
7319              opts: jQuery.extend( true, { specialEasing: {} }, options ),
7320              originalProperties: properties,
7321              originalOptions: options,
7322              startTime: fxNow || createFxNow(),
7323              duration: options.duration,
7324              tweens: [],
7325              createTween: function( prop, end ) {
7326                  var tween = jQuery.Tween( elem, animation.opts, prop, end,
7327                          animation.opts.specialEasing[ prop ] || animation.opts.easing );
7328                  animation.tweens.push( tween );
7329                  return tween;
7330              },
7331              stop: function( gotoEnd ) {
7332                  var index = 0,
7333                      // if we are going to the end, we want to run all the tweens
7334                      // otherwise we skip this part
7335                      length = gotoEnd ? animation.tweens.length : 0;
7336                  if ( stopped ) {
7337                      return this;
7338                  }
7339                  stopped = true;
7340                  for ( ; index < length ; index++ ) {
7341                      animation.tweens[ index ].run( 1 );
7342                  }
7343  
7344                  // resolve when we played the last frame
7345                  // otherwise, reject
7346                  if ( gotoEnd ) {
7347                      deferred.resolveWith( elem, [ animation, gotoEnd ] );
7348                  } else {
7349                      deferred.rejectWith( elem, [ animation, gotoEnd ] );
7350                  }
7351                  return this;
7352              }
7353          }),
7354          props = animation.props;
7355  
7356      propFilter( props, animation.opts.specialEasing );
7357  
7358      for ( ; index < length ; index++ ) {
7359          result = animationPrefilters[ index ].call( animation, elem, props, animation.opts );
7360          if ( result ) {
7361              return result;
7362          }
7363      }
7364  
7365      jQuery.map( props, createTween, animation );
7366  
7367      if ( jQuery.isFunction( animation.opts.start ) ) {
7368          animation.opts.start.call( elem, animation );
7369      }
7370  
7371      jQuery.fx.timer(
7372          jQuery.extend( tick, {
7373              elem: elem,
7374              anim: animation,
7375              queue: animation.opts.queue
7376          })
7377      );
7378  
7379      // attach callbacks from options
7380      return animation.progress( animation.opts.progress )
7381          .done( animation.opts.done, animation.opts.complete )
7382          .fail( animation.opts.fail )
7383          .always( animation.opts.always );
7384  }
7385  
7386  jQuery.Animation = jQuery.extend( Animation, {
7387      tweener: function( props, callback ) {
7388          if ( jQuery.isFunction( props ) ) {
7389              callback = props;
7390              props = [ "*" ];
7391          } else {
7392              props = props.split(" ");
7393          }
7394  
7395          var prop,
7396              index = 0,
7397              length = props.length;
7398  
7399          for ( ; index < length ; index++ ) {
7400              prop = props[ index ];
7401              tweeners[ prop ] = tweeners[ prop ] || [];
7402              tweeners[ prop ].unshift( callback );
7403          }
7404      },
7405  
7406      prefilter: function( callback, prepend ) {
7407          if ( prepend ) {
7408              animationPrefilters.unshift( callback );
7409          } else {
7410              animationPrefilters.push( callback );
7411          }
7412      }
7413  });
7414  
7415  jQuery.speed = function( speed, easing, fn ) {
7416      var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
7417          complete: fn || !fn && easing ||
7418              jQuery.isFunction( speed ) && speed,
7419          duration: speed,
7420          easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
7421      };
7422  
7423      opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
7424          opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;
7425  
7426      // normalize opt.queue - true/undefined/null -> "fx"
7427      if ( opt.queue == null || opt.queue === true ) {
7428          opt.queue = "fx";
7429      }
7430  
7431      // Queueing
7432      opt.old = opt.complete;
7433  
7434      opt.complete = function() {
7435          if ( jQuery.isFunction( opt.old ) ) {
7436              opt.old.call( this );
7437          }
7438  
7439          if ( opt.queue ) {
7440              jQuery.dequeue( this, opt.queue );
7441          }
7442      };
7443  
7444      return opt;
7445  };
7446  
7447  jQuery.fn.extend({
7448      fadeTo: function( speed, to, easing, callback ) {
7449  
7450          // show any hidden elements after setting opacity to 0
7451          return this.filter( isHidden ).css( "opacity", 0 ).show()
7452  
7453              // animate to the value specified
7454              .end().animate({ opacity: to }, speed, easing, callback );
7455      },
7456      animate: function( prop, speed, easing, callback ) {
7457          var empty = jQuery.isEmptyObject( prop ),
7458              optall = jQuery.speed( speed, easing, callback ),
7459              doAnimation = function() {
7460                  // Operate on a copy of prop so per-property easing won't be lost
7461                  var anim = Animation( this, jQuery.extend( {}, prop ), optall );
7462  
7463                  // Empty animations, or finishing resolves immediately
7464                  if ( empty || jQuery._data( this, "finish" ) ) {
7465                      anim.stop( true );
7466                  }
7467              };
7468              doAnimation.finish = doAnimation;
7469  
7470          return empty || optall.queue === false ?
7471              this.each( doAnimation ) :
7472              this.queue( optall.queue, doAnimation );
7473      },
7474      stop: function( type, clearQueue, gotoEnd ) {
7475          var stopQueue = function( hooks ) {
7476              var stop = hooks.stop;
7477              delete hooks.stop;
7478              stop( gotoEnd );
7479          };
7480  
7481          if ( typeof type !== "string" ) {
7482              gotoEnd = clearQueue;
7483              clearQueue = type;
7484              type = undefined;
7485          }
7486          if ( clearQueue && type !== false ) {
7487              this.queue( type || "fx", [] );
7488          }
7489  
7490          return this.each(function() {
7491              var dequeue = true,
7492                  index = type != null && type + "queueHooks",
7493                  timers = jQuery.timers,
7494                  data = jQuery._data( this );
7495  
7496              if ( index ) {
7497                  if ( data[ index ] && data[ index ].stop ) {
7498                      stopQueue( data[ index ] );
7499                  }
7500              } else {
7501                  for ( index in data ) {
7502                      if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
7503                          stopQueue( data[ index ] );
7504                      }
7505                  }
7506              }
7507  
7508              for ( index = timers.length; index--; ) {
7509                  if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
7510                      timers[ index ].anim.stop( gotoEnd );
7511                      dequeue = false;
7512                      timers.splice( index, 1 );
7513                  }
7514              }
7515  
7516              // start the next in the queue if the last step wasn't forced
7517              // timers currently will call their complete callbacks, which will dequeue
7518              // but only if they were gotoEnd
7519              if ( dequeue || !gotoEnd ) {
7520                  jQuery.dequeue( this, type );
7521              }
7522          });
7523      },
7524      finish: function( type ) {
7525          if ( type !== false ) {
7526              type = type || "fx";
7527          }
7528          return this.each(function() {
7529              var index,
7530                  data = jQuery._data( this ),
7531                  queue = data[ type + "queue" ],
7532                  hooks = data[ type + "queueHooks" ],
7533                  timers = jQuery.timers,
7534                  length = queue ? queue.length : 0;
7535  
7536              // enable finishing flag on private data
7537              data.finish = true;
7538  
7539              // empty the queue first
7540              jQuery.queue( this, type, [] );
7541  
7542              if ( hooks && hooks.stop ) {
7543                  hooks.stop.call( this, true );
7544              }
7545  
7546              // look for any active animations, and finish them
7547              for ( index = timers.length; index--; ) {
7548                  if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
7549                      timers[ index ].anim.stop( true );
7550                      timers.splice( index, 1 );
7551                  }
7552              }
7553  
7554              // look for any animations in the old queue and finish them
7555              for ( index = 0; index < length; index++ ) {
7556                  if ( queue[ index ] && queue[ index ].finish ) {
7557                      queue[ index ].finish.call( this );
7558                  }
7559              }
7560  
7561              // turn off finishing flag
7562              delete data.finish;
7563          });
7564      }
7565  });
7566  
7567  jQuery.each([ "toggle", "show", "hide" ], function( i, name ) {
7568      var cssFn = jQuery.fn[ name ];
7569      jQuery.fn[ name ] = function( speed, easing, callback ) {
7570          return speed == null || typeof speed === "boolean" ?
7571              cssFn.apply( this, arguments ) :
7572              this.animate( genFx( name, true ), speed, easing, callback );
7573      };
7574  });
7575  
7576  // Generate shortcuts for custom animations
7577  jQuery.each({
7578      slideDown: genFx("show"),
7579      slideUp: genFx("hide"),
7580      slideToggle: genFx("toggle"),
7581      fadeIn: { opacity: "show" },
7582      fadeOut: { opacity: "hide" },
7583      fadeToggle: { opacity: "toggle" }
7584  }, function( name, props ) {
7585      jQuery.fn[ name ] = function( speed, easing, callback ) {
7586          return this.animate( props, speed, easing, callback );
7587      };
7588  });
7589  
7590  jQuery.timers = [];
7591  jQuery.fx.tick = function() {
7592      var timer,
7593          timers = jQuery.timers,
7594          i = 0;
7595  
7596      fxNow = jQuery.now();
7597  
7598      for ( ; i < timers.length; i++ ) {
7599          timer = timers[ i ];
7600          // Checks the timer has not already been removed
7601          if ( !timer() && timers[ i ] === timer ) {
7602              timers.splice( i--, 1 );
7603          }
7604      }
7605  
7606      if ( !timers.length ) {
7607          jQuery.fx.stop();
7608      }
7609      fxNow = undefined;
7610  };
7611  
7612  jQuery.fx.timer = function( timer ) {
7613      jQuery.timers.push( timer );
7614      if ( timer() ) {
7615          jQuery.fx.start();
7616      } else {
7617          jQuery.timers.pop();
7618      }
7619  };
7620  
7621  jQuery.fx.interval = 13;
7622  
7623  jQuery.fx.start = function() {
7624      if ( !timerId ) {
7625          timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );
7626      }
7627  };
7628  
7629  jQuery.fx.stop = function() {
7630      clearInterval( timerId );
7631      timerId = null;
7632  };
7633  
7634  jQuery.fx.speeds = {
7635      slow: 600,
7636      fast: 200,
7637      // Default speed
7638      _default: 400
7639  };
7640  
7641  
7642  // Based off of the plugin by Clint Helfers, with permission.
7643  // http://blindsignals.com/index.php/2009/07/jquery-delay/
7644  jQuery.fn.delay = function( time, type ) {
7645      time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
7646      type = type || "fx";
7647  
7648      return this.queue( type, function( next, hooks ) {
7649          var timeout = setTimeout( next, time );
7650          hooks.stop = function() {
7651              clearTimeout( timeout );
7652          };
7653      });
7654  };
7655  
7656  
7657  (function() {
7658      // Minified: var a,b,c,d,e
7659      var input, div, select, a, opt;
7660  
7661      // Setup
7662      div = document.createElement( "div" );
7663      div.setAttribute( "className", "t" );
7664      div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
7665      a = div.getElementsByTagName("a")[ 0 ];
7666  
7667      // First batch of tests.
7668      select = document.createElement("select");
7669      opt = select.appendChild( document.createElement("option") );
7670      input = div.getElementsByTagName("input")[ 0 ];
7671  
7672      a.style.cssText = "top:1px";
7673  
7674      // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
7675      support.getSetAttribute = div.className !== "t";
7676  
7677      // Get the style information from getAttribute
7678      // (IE uses .cssText instead)
7679      support.style = /top/.test( a.getAttribute("style") );
7680  
7681      // Make sure that URLs aren't manipulated
7682      // (IE normalizes it by default)
7683      support.hrefNormalized = a.getAttribute("href") === "/a";
7684  
7685      // Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
7686      support.checkOn = !!input.value;
7687  
7688      // Make sure that a selected-by-default option has a working selected property.
7689      // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
7690      support.optSelected = opt.selected;
7691  
7692      // Tests for enctype support on a form (#6743)
7693      support.enctype = !!document.createElement("form").enctype;
7694  
7695      // Make sure that the options inside disabled selects aren't marked as disabled
7696      // (WebKit marks them as disabled)
7697      select.disabled = true;
7698      support.optDisabled = !opt.disabled;
7699  
7700      // Support: IE8 only
7701      // Check if we can trust getAttribute("value")
7702      input = document.createElement( "input" );
7703      input.setAttribute( "value", "" );
7704      support.input = input.getAttribute( "value" ) === "";
7705  
7706      // Check if an input maintains its value after becoming a radio
7707      input.value = "t";
7708      input.setAttribute( "type", "radio" );
7709      support.radioValue = input.value === "t";
7710  })();
7711  
7712  
7713  var rreturn = /\r/g;
7714  
7715  jQuery.fn.extend({
7716      val: function( value ) {
7717          var hooks, ret, isFunction,
7718              elem = this[0];
7719  
7720          if ( !arguments.length ) {
7721              if ( elem ) {
7722                  hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];
7723  
7724                  if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
7725                      return ret;
7726                  }
7727  
7728                  ret = elem.value;
7729  
7730                  return typeof ret === "string" ?
7731                      // handle most common string cases
7732                      ret.replace(rreturn, "") :
7733                      // handle cases where value is null/undef or number
7734                      ret == null ? "" : ret;
7735              }
7736  
7737              return;
7738          }
7739  
7740          isFunction = jQuery.isFunction( value );
7741  
7742          return this.each(function( i ) {
7743              var val;
7744  
7745              if ( this.nodeType !== 1 ) {
7746                  return;
7747              }
7748  
7749              if ( isFunction ) {
7750                  val = value.call( this, i, jQuery( this ).val() );
7751              } else {
7752                  val = value;
7753              }
7754  
7755              // Treat null/undefined as ""; convert numbers to string
7756              if ( val == null ) {
7757                  val = "";
7758              } else if ( typeof val === "number" ) {
7759                  val += "";
7760              } else if ( jQuery.isArray( val ) ) {
7761                  val = jQuery.map( val, function( value ) {
7762                      return value == null ? "" : value + "";
7763                  });
7764              }
7765  
7766              hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
7767  
7768              // If set returns undefined, fall back to normal setting
7769              if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
7770                  this.value = val;
7771              }
7772          });
7773      }
7774  });
7775  
7776  jQuery.extend({
7777      valHooks: {
7778          option: {
7779              get: function( elem ) {
7780                  var val = jQuery.find.attr( elem, "value" );
7781                  return val != null ?
7782                      val :
7783                      // Support: IE10-11+
7784                      // option.text throws exceptions (#14686, #14858)
7785                      jQuery.trim( jQuery.text( elem ) );
7786              }
7787          },
7788          select: {
7789              get: function( elem ) {
7790                  var value, option,
7791                      options = elem.options,
7792                      index = elem.selectedIndex,
7793                      one = elem.type === "select-one" || index < 0,
7794                      values = one ? null : [],
7795                      max = one ? index + 1 : options.length,
7796                      i = index < 0 ?
7797                          max :
7798                          one ? index : 0;
7799  
7800                  // Loop through all the selected options
7801                  for ( ; i < max; i++ ) {
7802                      option = options[ i ];
7803  
7804                      // oldIE doesn't update selected after form reset (#2551)
7805                      if ( ( option.selected || i === index ) &&
7806                              // Don't return options that are disabled or in a disabled optgroup
7807                              ( support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
7808                              ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
7809  
7810                          // Get the specific value for the option
7811                          value = jQuery( option ).val();
7812  
7813                          // We don't need an array for one selects
7814                          if ( one ) {
7815                              return value;
7816                          }
7817  
7818                          // Multi-Selects return an array
7819                          values.push( value );
7820                      }
7821                  }
7822  
7823                  return values;
7824              },
7825  
7826              set: function( elem, value ) {
7827                  var optionSet, option,
7828                      options = elem.options,
7829                      values = jQuery.makeArray( value ),
7830                      i = options.length;
7831  
7832                  while ( i-- ) {
7833                      option = options[ i ];
7834  
7835                      if ( jQuery.inArray( jQuery.valHooks.option.get( option ), values ) >= 0 ) {
7836  
7837                          // Support: IE6
7838                          // When new option element is added to select box we need to
7839                          // force reflow of newly added node in order to workaround delay
7840                          // of initialization properties
7841                          try {
7842                              option.selected = optionSet = true;
7843  
7844                          } catch ( _ ) {
7845  
7846                              // Will be executed only in IE6
7847                              option.scrollHeight;
7848                          }
7849  
7850                      } else {
7851                          option.selected = false;
7852                      }
7853                  }
7854  
7855                  // Force browsers to behave consistently when non-matching value is set
7856                  if ( !optionSet ) {
7857                      elem.selectedIndex = -1;
7858                  }
7859  
7860                  return options;
7861              }
7862          }
7863      }
7864  });
7865  
7866  // Radios and checkboxes getter/setter
7867  jQuery.each([ "radio", "checkbox" ], function() {
7868      jQuery.valHooks[ this ] = {
7869          set: function( elem, value ) {
7870              if ( jQuery.isArray( value ) ) {
7871                  return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
7872              }
7873          }
7874      };
7875      if ( !support.checkOn ) {
7876          jQuery.valHooks[ this ].get = function( elem ) {
7877              // Support: Webkit
7878              // "" is returned instead of "on" if a value isn't specified
7879              return elem.getAttribute("value") === null ? "on" : elem.value;
7880          };
7881      }
7882  });
7883  
7884  
7885  
7886  
7887  var nodeHook, boolHook,
7888      attrHandle = jQuery.expr.attrHandle,
7889      ruseDefault = /^(?:checked|selected)$/i,
7890      getSetAttribute = support.getSetAttribute,
7891      getSetInput = support.input;
7892  
7893  jQuery.fn.extend({
7894      attr: function( name, value ) {
7895          return access( this, jQuery.attr, name, value, arguments.length > 1 );
7896      },
7897  
7898      removeAttr: function( name ) {
7899          return this.each(function() {
7900              jQuery.removeAttr( this, name );
7901          });
7902      }
7903  });
7904  
7905  jQuery.extend({
7906      attr: function( elem, name, value ) {
7907          var hooks, ret,
7908              nType = elem.nodeType;
7909  
7910          // don't get/set attributes on text, comment and attribute nodes
7911          if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
7912              return;
7913          }
7914  
7915          // Fallback to prop when attributes are not supported
7916          if ( typeof elem.getAttribute === strundefined ) {
7917              return jQuery.prop( elem, name, value );
7918          }
7919  
7920          // All attributes are lowercase
7921          // Grab necessary hook if one is defined
7922          if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
7923              name = name.toLowerCase();
7924              hooks = jQuery.attrHooks[ name ] ||
7925                  ( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook );
7926          }
7927  
7928          if ( value !== undefined ) {
7929  
7930              if ( value === null ) {
7931                  jQuery.removeAttr( elem, name );
7932  
7933              } else if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
7934                  return ret;
7935  
7936              } else {
7937                  elem.setAttribute( name, value + "" );
7938                  return value;
7939              }
7940  
7941          } else if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
7942              return ret;
7943  
7944          } else {
7945              ret = jQuery.find.attr( elem, name );
7946  
7947              // Non-existent attributes return null, we normalize to undefined
7948              return ret == null ?
7949                  undefined :
7950                  ret;
7951          }
7952      },
7953  
7954      removeAttr: function( elem, value ) {
7955          var name, propName,
7956              i = 0,
7957              attrNames = value && value.match( rnotwhite );
7958  
7959          if ( attrNames && elem.nodeType === 1 ) {
7960              while ( (name = attrNames[i++]) ) {
7961                  propName = jQuery.propFix[ name ] || name;
7962  
7963                  // Boolean attributes get special treatment (#10870)
7964                  if ( jQuery.expr.match.bool.test( name ) ) {
7965                      // Set corresponding property to false
7966                      if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
7967                          elem[ propName ] = false;
7968                      // Support: IE<9
7969                      // Also clear defaultChecked/defaultSelected (if appropriate)
7970                      } else {
7971                          elem[ jQuery.camelCase( "default-" + name ) ] =
7972                              elem[ propName ] = false;
7973                      }
7974  
7975                  // See #9699 for explanation of this approach (setting first, then removal)
7976                  } else {
7977                      jQuery.attr( elem, name, "" );
7978                  }
7979  
7980                  elem.removeAttribute( getSetAttribute ? name : propName );
7981              }
7982          }
7983      },
7984  
7985      attrHooks: {
7986          type: {
7987              set: function( elem, value ) {
7988                  if ( !support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
7989                      // Setting the type on a radio button after the value resets the value in IE6-9
7990                      // Reset value to default in case type is set after value during creation
7991                      var val = elem.value;
7992                      elem.setAttribute( "type", value );
7993                      if ( val ) {
7994                          elem.value = val;
7995                      }
7996                      return value;
7997                  }
7998              }
7999          }
8000      }
8001  });
8002  
8003  // Hook for boolean attributes
8004  boolHook = {
8005      set: function( elem, value, name ) {
8006          if ( value === false ) {
8007              // Remove boolean attributes when set to false
8008              jQuery.removeAttr( elem, name );
8009          } else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
8010              // IE<8 needs the *property* name
8011              elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name );
8012  
8013          // Use defaultChecked and defaultSelected for oldIE
8014          } else {
8015              elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true;
8016          }
8017  
8018          return name;
8019      }
8020  };
8021  
8022  // Retrieve booleans specially
8023  jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
8024  
8025      var getter = attrHandle[ name ] || jQuery.find.attr;
8026  
8027      attrHandle[ name ] = getSetInput && getSetAttribute || !ruseDefault.test( name ) ?
8028          function( elem, name, isXML ) {
8029              var ret, handle;
8030              if ( !isXML ) {
8031                  // Avoid an infinite loop by temporarily removing this function from the getter
8032                  handle = attrHandle[ name ];
8033                  attrHandle[ name ] = ret;
8034                  ret = getter( elem, name, isXML ) != null ?
8035                      name.toLowerCase() :
8036                      null;
8037                  attrHandle[ name ] = handle;
8038              }
8039              return ret;
8040          } :
8041          function( elem, name, isXML ) {
8042              if ( !isXML ) {
8043                  return elem[ jQuery.camelCase( "default-" + name ) ] ?
8044                      name.toLowerCase() :
8045                      null;
8046              }
8047          };
8048  });
8049  
8050  // fix oldIE attroperties
8051  if ( !getSetInput || !getSetAttribute ) {
8052      jQuery.attrHooks.value = {
8053          set: function( elem, value, name ) {
8054              if ( jQuery.nodeName( elem, "input" ) ) {
8055                  // Does not return so that setAttribute is also used
8056                  elem.defaultValue = value;
8057              } else {
8058                  // Use nodeHook if defined (#1954); otherwise setAttribute is fine
8059                  return nodeHook && nodeHook.set( elem, value, name );
8060              }
8061          }
8062      };
8063  }
8064  
8065  // IE6/7 do not support getting/setting some attributes with get/setAttribute
8066  if ( !getSetAttribute ) {
8067  
8068      // Use this for any attribute in IE6/7
8069      // This fixes almost every IE6/7 issue
8070      nodeHook = {
8071          set: function( elem, value, name ) {
8072              // Set the existing or create a new attribute node
8073              var ret = elem.getAttributeNode( name );
8074              if ( !ret ) {
8075                  elem.setAttributeNode(
8076                      (ret = elem.ownerDocument.createAttribute( name ))
8077                  );
8078              }
8079  
8080              ret.value = value += "";
8081  
8082              // Break association with cloned elements by also using setAttribute (#9646)
8083              if ( name === "value" || value === elem.getAttribute( name ) ) {
8084                  return value;
8085              }
8086          }
8087      };
8088  
8089      // Some attributes are constructed with empty-string values when not defined
8090      attrHandle.id = attrHandle.name = attrHandle.coords =
8091          function( elem, name, isXML ) {
8092              var ret;
8093              if ( !isXML ) {
8094                  return (ret = elem.getAttributeNode( name )) && ret.value !== "" ?
8095                      ret.value :
8096                      null;
8097              }
8098          };
8099  
8100      // Fixing value retrieval on a button requires this module
8101      jQuery.valHooks.button = {
8102          get: function( elem, name ) {
8103              var ret = elem.getAttributeNode( name );
8104              if ( ret && ret.specified ) {
8105                  return ret.value;
8106              }
8107          },
8108          set: nodeHook.set
8109      };
8110  
8111      // Set contenteditable to false on removals(#10429)
8112      // Setting to empty string throws an error as an invalid value
8113      jQuery.attrHooks.contenteditable = {
8114          set: function( elem, value, name ) {
8115              nodeHook.set( elem, value === "" ? false : value, name );
8116          }
8117      };
8118  
8119      // Set width and height to auto instead of 0 on empty string( Bug #8150 )
8120      // This is for removals
8121      jQuery.each([ "width", "height" ], function( i, name ) {
8122          jQuery.attrHooks[ name ] = {
8123              set: function( elem, value ) {
8124                  if ( value === "" ) {
8125                      elem.setAttribute( name, "auto" );
8126                      return value;
8127                  }
8128              }
8129          };
8130      });
8131  }
8132  
8133  if ( !support.style ) {
8134      jQuery.attrHooks.style = {
8135          get: function( elem ) {
8136              // Return undefined in the case of empty string
8137              // Note: IE uppercases css property names, but if we were to .toLowerCase()
8138              // .cssText, that would destroy case senstitivity in URL's, like in "background"
8139              return elem.style.cssText || undefined;
8140          },
8141          set: function( elem, value ) {
8142              return ( elem.style.cssText = value + "" );
8143          }
8144      };
8145  }
8146  
8147  
8148  
8149  
8150  var rfocusable = /^(?:input|select|textarea|button|object)$/i,
8151      rclickable = /^(?:a|area)$/i;
8152  
8153  jQuery.fn.extend({
8154      prop: function( name, value ) {
8155          return access( this, jQuery.prop, name, value, arguments.length > 1 );
8156      },
8157  
8158      removeProp: function( name ) {
8159          name = jQuery.propFix[ name ] || name;
8160          return this.each(function() {
8161              // try/catch handles cases where IE balks (such as removing a property on window)
8162              try {
8163                  this[ name ] = undefined;
8164                  delete this[ name ];
8165              } catch( e ) {}
8166          });
8167      }
8168  });
8169  
8170  jQuery.extend({
8171      propFix: {
8172          "for": "htmlFor",
8173          "class": "className"
8174      },
8175  
8176      prop: function( elem, name, value ) {
8177          var ret, hooks, notxml,
8178              nType = elem.nodeType;
8179  
8180          // don't get/set properties on text, comment and attribute nodes
8181          if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
8182              return;
8183          }
8184  
8185          notxml = nType !== 1 || !jQuery.isXMLDoc( elem );
8186  
8187          if ( notxml ) {
8188              // Fix name and attach hooks
8189              name = jQuery.propFix[ name ] || name;
8190              hooks = jQuery.propHooks[ name ];
8191          }
8192  
8193          if ( value !== undefined ) {
8194              return hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ?
8195                  ret :
8196                  ( elem[ name ] = value );
8197  
8198          } else {
8199              return hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ?
8200                  ret :
8201                  elem[ name ];
8202          }
8203      },
8204  
8205      propHooks: {
8206          tabIndex: {
8207              get: function( elem ) {
8208                  // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
8209                  // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
8210                  // Use proper attribute retrieval(#12072)
8211                  var tabindex = jQuery.find.attr( elem, "tabindex" );
8212  
8213                  return tabindex ?
8214                      parseInt( tabindex, 10 ) :
8215                      rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
8216                          0 :
8217                          -1;
8218              }
8219          }
8220      }
8221  });
8222  
8223  // Some attributes require a special call on IE
8224  // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
8225  if ( !support.hrefNormalized ) {
8226      // href/src property should get the full normalized URL (#10299/#12915)
8227      jQuery.each([ "href", "src" ], function( i, name ) {
8228          jQuery.propHooks[ name ] = {
8229              get: function( elem ) {
8230                  return elem.getAttribute( name, 4 );
8231              }
8232          };
8233      });
8234  }
8235  
8236  // Support: Safari, IE9+
8237  // mis-reports the default selected property of an option
8238  // Accessing the parent's selectedIndex property fixes it
8239  if ( !support.optSelected ) {
8240      jQuery.propHooks.selected = {
8241          get: function( elem ) {
8242              var parent = elem.parentNode;
8243  
8244              if ( parent ) {
8245                  parent.selectedIndex;
8246  
8247                  // Make sure that it also works with optgroups, see #5701
8248                  if ( parent.parentNode ) {
8249                      parent.parentNode.selectedIndex;
8250                  }
8251              }
8252              return null;
8253          }
8254      };
8255  }
8256  
8257  jQuery.each([
8258      "tabIndex",
8259      "readOnly",
8260      "maxLength",
8261      "cellSpacing",
8262      "cellPadding",
8263      "rowSpan",
8264      "colSpan",
8265      "useMap",
8266      "frameBorder",
8267      "contentEditable"
8268  ], function() {
8269      jQuery.propFix[ this.toLowerCase() ] = this;
8270  });
8271  
8272  // IE6/7 call enctype encoding
8273  if ( !support.enctype ) {
8274      jQuery.propFix.enctype = "encoding";
8275  }
8276  
8277  
8278  
8279  
8280  var rclass = /[\t\r\n\f]/g;
8281  
8282  jQuery.fn.extend({
8283      addClass: function( value ) {
8284          var classes, elem, cur, clazz, j, finalValue,
8285              i = 0,
8286              len = this.length,
8287              proceed = typeof value === "string" && value;
8288  
8289          if ( jQuery.isFunction( value ) ) {
8290              return this.each(function( j ) {
8291                  jQuery( this ).addClass( value.call( this, j, this.className ) );
8292              });
8293          }
8294  
8295          if ( proceed ) {
8296              // The disjunction here is for better compressibility (see removeClass)
8297              classes = ( value || "" ).match( rnotwhite ) || [];
8298  
8299              for ( ; i < len; i++ ) {
8300                  elem = this[ i ];
8301                  cur = elem.nodeType === 1 && ( elem.className ?
8302                      ( " " + elem.className + " " ).replace( rclass, " " ) :
8303                      " "
8304                  );
8305  
8306                  if ( cur ) {
8307                      j = 0;
8308                      while ( (clazz = classes[j++]) ) {
8309                          if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
8310                              cur += clazz + " ";
8311                          }
8312                      }
8313  
8314                      // only assign if different to avoid unneeded rendering.
8315                      finalValue = jQuery.trim( cur );
8316                      if ( elem.className !== finalValue ) {
8317                          elem.className = finalValue;
8318                      }
8319                  }
8320              }
8321          }
8322  
8323          return this;
8324      },
8325  
8326      removeClass: function( value ) {
8327          var classes, elem, cur, clazz, j, finalValue,
8328              i = 0,
8329              len = this.length,
8330              proceed = arguments.length === 0 || typeof value === "string" && value;
8331  
8332          if ( jQuery.isFunction( value ) ) {
8333              return this.each(function( j ) {
8334                  jQuery( this ).removeClass( value.call( this, j, this.className ) );
8335              });
8336          }
8337          if ( proceed ) {
8338              classes = ( value || "" ).match( rnotwhite ) || [];
8339  
8340              for ( ; i < len; i++ ) {
8341                  elem = this[ i ];
8342                  // This expression is here for better compressibility (see addClass)
8343                  cur = elem.nodeType === 1 && ( elem.className ?
8344                      ( " " + elem.className + " " ).replace( rclass, " " ) :
8345                      ""
8346                  );
8347  
8348                  if ( cur ) {
8349                      j = 0;
8350                      while ( (clazz = classes[j++]) ) {
8351                          // Remove *all* instances
8352                          while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
8353                              cur = cur.replace( " " + clazz + " ", " " );
8354                          }
8355                      }
8356  
8357                      // only assign if different to avoid unneeded rendering.
8358                      finalValue = value ? jQuery.trim( cur ) : "";
8359                      if ( elem.className !== finalValue ) {
8360                          elem.className = finalValue;
8361                      }
8362                  }
8363              }
8364          }
8365  
8366          return this;
8367      },
8368  
8369      toggleClass: function( value, stateVal ) {
8370          var type = typeof value;
8371  
8372          if ( typeof stateVal === "boolean" && type === "string" ) {
8373              return stateVal ? this.addClass( value ) : this.removeClass( value );
8374          }
8375  
8376          if ( jQuery.isFunction( value ) ) {
8377              return this.each(function( i ) {
8378                  jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
8379              });
8380          }
8381  
8382          return this.each(function() {
8383              if ( type === "string" ) {
8384                  // toggle individual class names
8385                  var className,
8386                      i = 0,
8387                      self = jQuery( this ),
8388                      classNames = value.match( rnotwhite ) || [];
8389  
8390                  while ( (className = classNames[ i++ ]) ) {
8391                      // check each className given, space separated list
8392                      if ( self.hasClass( className ) ) {
8393                          self.removeClass( className );
8394                      } else {
8395                          self.addClass( className );
8396                      }
8397                  }
8398  
8399              // Toggle whole class name
8400              } else if ( type === strundefined || type === "boolean" ) {
8401                  if ( this.className ) {
8402                      // store className if set
8403                      jQuery._data( this, "__className__", this.className );
8404                  }
8405  
8406                  // If the element has a class name or if we're passed "false",
8407                  // then remove the whole classname (if there was one, the above saved it).
8408                  // Otherwise bring back whatever was previously saved (if anything),
8409                  // falling back to the empty string if nothing was stored.
8410                  this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
8411              }
8412          });
8413      },
8414  
8415      hasClass: function( selector ) {
8416          var className = " " + selector + " ",
8417              i = 0,
8418              l = this.length;
8419          for ( ; i < l; i++ ) {
8420              if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
8421                  return true;
8422              }
8423          }
8424  
8425          return false;
8426      }
8427  });
8428  
8429  
8430  
8431  
8432  // Return jQuery for attributes-only inclusion
8433  
8434  
8435  jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
8436      "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
8437      "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {
8438  
8439      // Handle event binding
8440      jQuery.fn[ name ] = function( data, fn ) {
8441          return arguments.length > 0 ?
8442              this.on( name, null, data, fn ) :
8443              this.trigger( name );
8444      };
8445  });
8446  
8447  jQuery.fn.extend({
8448      hover: function( fnOver, fnOut ) {
8449          return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
8450      },
8451  
8452      bind: function( types, data, fn ) {
8453          return this.on( types, null, data, fn );
8454      },
8455      unbind: function( types, fn ) {
8456          return this.off( types, null, fn );
8457      },
8458  
8459      delegate: function( selector, types, data, fn ) {
8460          return this.on( types, selector, data, fn );
8461      },
8462      undelegate: function( selector, types, fn ) {
8463          // ( namespace ) or ( selector, types [, fn] )
8464          return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn );
8465      }
8466  });
8467  
8468  
8469  var nonce = jQuery.now();
8470  
8471  var rquery = (/\?/);
8472  
8473  
8474  
8475  var rvalidtokens = /(,)|(\[|{)|(}|])|"(?:[^"\\\r\n]|\\["\\\/bfnrt]|\\u[\da-fA-F]{4})*"\s*:?|true|false|null|-?(?!0\d)\d+(?:\.\d+|)(?:[eE][+-]?\d+|)/g;
8476  
8477  jQuery.parseJSON = function( data ) {
8478      // Attempt to parse using the native JSON parser first
8479      if ( window.JSON && window.JSON.parse ) {
8480          // Support: Android 2.3
8481          // Workaround failure to string-cast null input
8482          return window.JSON.parse( data + "" );
8483      }
8484  
8485      var requireNonComma,
8486          depth = null,
8487          str = jQuery.trim( data + "" );
8488  
8489      // Guard against invalid (and possibly dangerous) input by ensuring that nothing remains
8490      // after removing valid tokens
8491      return str && !jQuery.trim( str.replace( rvalidtokens, function( token, comma, open, close ) {
8492  
8493          // Force termination if we see a misplaced comma
8494          if ( requireNonComma && comma ) {
8495              depth = 0;
8496          }
8497  
8498          // Perform no more replacements after returning to outermost depth
8499          if ( depth === 0 ) {
8500              return token;
8501          }
8502  
8503          // Commas must not follow "[", "{", or ","
8504          requireNonComma = open || comma;
8505  
8506          // Determine new depth
8507          // array/object open ("[" or "{"): depth += true - false (increment)
8508          // array/object close ("]" or "}"): depth += false - true (decrement)
8509          // other cases ("," or primitive): depth += true - true (numeric cast)
8510          depth += !close - !open;
8511  
8512          // Remove this token
8513          return "";
8514      }) ) ?
8515          ( Function( "return " + str ) )() :
8516          jQuery.error( "Invalid JSON: " + data );
8517  };
8518  
8519  
8520  // Cross-browser xml parsing
8521  jQuery.parseXML = function( data ) {
8522      var xml, tmp;
8523      if ( !data || typeof data !== "string" ) {
8524          return null;
8525      }
8526      try {
8527          if ( window.DOMParser ) { // Standard
8528              tmp = new DOMParser();
8529              xml = tmp.parseFromString( data, "text/xml" );
8530          } else { // IE
8531              xml = new ActiveXObject( "Microsoft.XMLDOM" );
8532              xml.async = "false";
8533              xml.loadXML( data );
8534          }
8535      } catch( e ) {
8536          xml = undefined;
8537      }
8538      if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
8539          jQuery.error( "Invalid XML: " + data );
8540      }
8541      return xml;
8542  };
8543  
8544  
8545  var
8546      // Document location
8547      ajaxLocParts,
8548      ajaxLocation,
8549  
8550      rhash = /#.*$/,
8551      rts = /([?&])_=[^&]*/,
8552      rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL
8553      // #7653, #8125, #8152: local protocol detection
8554      rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
8555      rnoContent = /^(?:GET|HEAD)$/,
8556      rprotocol = /^\/\//,
8557      rurl = /^([\w.+-]+:)(?:\/\/(?:[^\/?#]*@|)([^\/?#:]*)(?::(\d+)|)|)/,
8558  
8559      /* Prefilters
8560       * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
8561       * 2) These are called:
8562       *    - BEFORE asking for a transport
8563       *    - AFTER param serialization (s.data is a string if s.processData is true)
8564       * 3) key is the dataType
8565       * 4) the catchall symbol "*" can be used
8566       * 5) execution will start with transport dataType and THEN continue down to "*" if needed
8567       */
8568      prefilters = {},
8569  
8570      /* Transports bindings
8571       * 1) key is the dataType
8572       * 2) the catchall symbol "*" can be used
8573       * 3) selection will start with transport dataType and THEN go to "*" if needed
8574       */
8575      transports = {},
8576  
8577      // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
8578      allTypes = "*/".concat("*");
8579  
8580  // #8138, IE may throw an exception when accessing
8581  // a field from window.location if document.domain has been set
8582  try {
8583      ajaxLocation = location.href;
8584  } catch( e ) {
8585      // Use the href attribute of an A element
8586      // since IE will modify it given document.location
8587      ajaxLocation = document.createElement( "a" );
8588      ajaxLocation.href = "";
8589      ajaxLocation = ajaxLocation.href;
8590  }
8591  
8592  // Segment location into parts
8593  ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];
8594  
8595  // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
8596  function addToPrefiltersOrTransports( structure ) {
8597  
8598      // dataTypeExpression is optional and defaults to "*"
8599      return function( dataTypeExpression, func ) {
8600  
8601          if ( typeof dataTypeExpression !== "string" ) {
8602              func = dataTypeExpression;
8603              dataTypeExpression = "*";
8604          }
8605  
8606          var dataType,
8607              i = 0,
8608              dataTypes = dataTypeExpression.toLowerCase().match( rnotwhite ) || [];
8609  
8610          if ( jQuery.isFunction( func ) ) {
8611              // For each dataType in the dataTypeExpression
8612              while ( (dataType = dataTypes[i++]) ) {
8613                  // Prepend if requested
8614                  if ( dataType.charAt( 0 ) === "+" ) {
8615                      dataType = dataType.slice( 1 ) || "*";
8616                      (structure[ dataType ] = structure[ dataType ] || []).unshift( func );
8617  
8618                  // Otherwise append
8619                  } else {
8620                      (structure[ dataType ] = structure[ dataType ] || []).push( func );
8621                  }
8622              }
8623          }
8624      };
8625  }
8626  
8627  // Base inspection function for prefilters and transports
8628  function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {
8629  
8630      var inspected = {},
8631          seekingTransport = ( structure === transports );
8632  
8633  	function inspect( dataType ) {
8634          var selected;
8635          inspected[ dataType ] = true;
8636          jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) {
8637              var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR );
8638              if ( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) {
8639                  options.dataTypes.unshift( dataTypeOrTransport );
8640                  inspect( dataTypeOrTransport );
8641                  return false;
8642              } else if ( seekingTransport ) {
8643                  return !( selected = dataTypeOrTransport );
8644              }
8645          });
8646          return selected;
8647      }
8648  
8649      return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
8650  }
8651  
8652  // A special extend for ajax options
8653  // that takes "flat" options (not to be deep extended)
8654  // Fixes #9887
8655  function ajaxExtend( target, src ) {
8656      var deep, key,
8657          flatOptions = jQuery.ajaxSettings.flatOptions || {};
8658  
8659      for ( key in src ) {
8660          if ( src[ key ] !== undefined ) {
8661              ( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ];
8662          }
8663      }
8664      if ( deep ) {
8665          jQuery.extend( true, target, deep );
8666      }
8667  
8668      return target;
8669  }
8670  
8671  /* Handles responses to an ajax request:
8672   * - finds the right dataType (mediates between content-type and expected dataType)
8673   * - returns the corresponding response
8674   */
8675  function ajaxHandleResponses( s, jqXHR, responses ) {
8676      var firstDataType, ct, finalDataType, type,
8677          contents = s.contents,
8678          dataTypes = s.dataTypes;
8679  
8680      // Remove auto dataType and get content-type in the process
8681      while ( dataTypes[ 0 ] === "*" ) {
8682          dataTypes.shift();
8683          if ( ct === undefined ) {
8684              ct = s.mimeType || jqXHR.getResponseHeader("Content-Type");
8685          }
8686      }
8687  
8688      // Check if we're dealing with a known content-type
8689      if ( ct ) {
8690          for ( type in contents ) {
8691              if ( contents[ type ] && contents[ type ].test( ct ) ) {
8692                  dataTypes.unshift( type );
8693                  break;
8694              }
8695          }
8696      }
8697  
8698      // Check to see if we have a response for the expected dataType
8699      if ( dataTypes[ 0 ] in responses ) {
8700          finalDataType = dataTypes[ 0 ];
8701      } else {
8702          // Try convertible dataTypes
8703          for ( type in responses ) {
8704              if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
8705                  finalDataType = type;
8706                  break;
8707              }
8708              if ( !firstDataType ) {
8709                  firstDataType = type;
8710              }
8711          }
8712          // Or just use first one
8713          finalDataType = finalDataType || firstDataType;
8714      }
8715  
8716      // If we found a dataType
8717      // We add the dataType to the list if needed
8718      // and return the corresponding response
8719      if ( finalDataType ) {
8720          if ( finalDataType !== dataTypes[ 0 ] ) {
8721              dataTypes.unshift( finalDataType );
8722          }
8723          return responses[ finalDataType ];
8724      }
8725  }
8726  
8727  /* Chain conversions given the request and the original response
8728   * Also sets the responseXXX fields on the jqXHR instance
8729   */
8730  function ajaxConvert( s, response, jqXHR, isSuccess ) {
8731      var conv2, current, conv, tmp, prev,
8732          converters = {},
8733          // Work with a copy of dataTypes in case we need to modify it for conversion
8734          dataTypes = s.dataTypes.slice();
8735  
8736      // Create converters map with lowercased keys
8737      if ( dataTypes[ 1 ] ) {
8738          for ( conv in s.converters ) {
8739              converters[ conv.toLowerCase() ] = s.converters[ conv ];
8740          }
8741      }
8742  
8743      current = dataTypes.shift();
8744  
8745      // Convert to each sequential dataType
8746      while ( current ) {
8747  
8748          if ( s.responseFields[ current ] ) {
8749              jqXHR[ s.responseFields[ current ] ] = response;
8750          }
8751  
8752          // Apply the dataFilter if provided
8753          if ( !prev && isSuccess && s.dataFilter ) {
8754              response = s.dataFilter( response, s.dataType );
8755          }
8756  
8757          prev = current;
8758          current = dataTypes.shift();
8759  
8760          if ( current ) {
8761  
8762              // There's only work to do if current dataType is non-auto
8763              if ( current === "*" ) {
8764  
8765                  current = prev;
8766  
8767              // Convert response if prev dataType is non-auto and differs from current
8768              } else if ( prev !== "*" && prev !== current ) {
8769  
8770                  // Seek a direct converter
8771                  conv = converters[ prev + " " + current ] || converters[ "* " + current ];
8772  
8773                  // If none found, seek a pair
8774                  if ( !conv ) {
8775                      for ( conv2 in converters ) {
8776  
8777                          // If conv2 outputs current
8778                          tmp = conv2.split( " " );
8779                          if ( tmp[ 1 ] === current ) {
8780  
8781                              // If prev can be converted to accepted input
8782                              conv = converters[ prev + " " + tmp[ 0 ] ] ||
8783                                  converters[ "* " + tmp[ 0 ] ];
8784                              if ( conv ) {
8785                                  // Condense equivalence converters
8786                                  if ( conv === true ) {
8787                                      conv = converters[ conv2 ];
8788  
8789                                  // Otherwise, insert the intermediate dataType
8790                                  } else if ( converters[ conv2 ] !== true ) {
8791                                      current = tmp[ 0 ];
8792                                      dataTypes.unshift( tmp[ 1 ] );
8793                                  }
8794                                  break;
8795                              }
8796                          }
8797                      }
8798                  }
8799  
8800                  // Apply converter (if not an equivalence)
8801                  if ( conv !== true ) {
8802  
8803                      // Unless errors are allowed to bubble, catch and return them
8804                      if ( conv && s[ "throws" ] ) {
8805                          response = conv( response );
8806                      } else {
8807                          try {
8808                              response = conv( response );
8809                          } catch ( e ) {
8810                              return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current };
8811                          }
8812                      }
8813                  }
8814              }
8815          }
8816      }
8817  
8818      return { state: "success", data: response };
8819  }
8820  
8821  jQuery.extend({
8822  
8823      // Counter for holding the number of active queries
8824      active: 0,
8825  
8826      // Last-Modified header cache for next request
8827      lastModified: {},
8828      etag: {},
8829  
8830      ajaxSettings: {
8831          url: ajaxLocation,
8832          type: "GET",
8833          isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
8834          global: true,
8835          processData: true,
8836          async: true,
8837          contentType: "application/x-www-form-urlencoded; charset=UTF-8",
8838          /*
8839          timeout: 0,
8840          data: null,
8841          dataType: null,
8842          username: null,
8843          password: null,
8844          cache: null,
8845          throws: false,
8846          traditional: false,
8847          headers: {},
8848          */
8849  
8850          accepts: {
8851              "*": allTypes,
8852              text: "text/plain",
8853              html: "text/html",
8854              xml: "application/xml, text/xml",
8855              json: "application/json, text/javascript"
8856          },
8857  
8858          contents: {
8859              xml: /xml/,
8860              html: /html/,
8861              json: /json/
8862          },
8863  
8864          responseFields: {
8865              xml: "responseXML",
8866              text: "responseText",
8867              json: "responseJSON"
8868          },
8869  
8870          // Data converters
8871          // Keys separate source (or catchall "*") and destination types with a single space
8872          converters: {
8873  
8874              // Convert anything to text
8875              "* text": String,
8876  
8877              // Text to html (true = no transformation)
8878              "text html": true,
8879  
8880              // Evaluate text as a json expression
8881              "text json": jQuery.parseJSON,
8882  
8883              // Parse text as xml
8884              "text xml": jQuery.parseXML
8885          },
8886  
8887          // For options that shouldn't be deep extended:
8888          // you can add your own custom options here if
8889          // and when you create one that shouldn't be
8890          // deep extended (see ajaxExtend)
8891          flatOptions: {
8892              url: true,
8893              context: true
8894          }
8895      },
8896  
8897      // Creates a full fledged settings object into target
8898      // with both ajaxSettings and settings fields.
8899      // If target is omitted, writes into ajaxSettings.
8900      ajaxSetup: function( target, settings ) {
8901          return settings ?
8902  
8903              // Building a settings object
8904              ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :
8905  
8906              // Extending ajaxSettings
8907              ajaxExtend( jQuery.ajaxSettings, target );
8908      },
8909  
8910      ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
8911      ajaxTransport: addToPrefiltersOrTransports( transports ),
8912  
8913      // Main method
8914      ajax: function( url, options ) {
8915  
8916          // If url is an object, simulate pre-1.5 signature
8917          if ( typeof url === "object" ) {
8918              options = url;
8919              url = undefined;
8920          }
8921  
8922          // Force options to be an object
8923          options = options || {};
8924  
8925          var // Cross-domain detection vars
8926              parts,
8927              // Loop variable
8928              i,
8929              // URL without anti-cache param
8930              cacheURL,
8931              // Response headers as string
8932              responseHeadersString,
8933              // timeout handle
8934              timeoutTimer,
8935  
8936              // To know if global events are to be dispatched
8937              fireGlobals,
8938  
8939              transport,
8940              // Response headers
8941              responseHeaders,
8942              // Create the final options object
8943              s = jQuery.ajaxSetup( {}, options ),
8944              // Callbacks context
8945              callbackContext = s.context || s,
8946              // Context for global events is callbackContext if it is a DOM node or jQuery collection
8947              globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ?
8948                  jQuery( callbackContext ) :
8949                  jQuery.event,
8950              // Deferreds
8951              deferred = jQuery.Deferred(),
8952              completeDeferred = jQuery.Callbacks("once memory"),
8953              // Status-dependent callbacks
8954              statusCode = s.statusCode || {},
8955              // Headers (they are sent all at once)
8956              requestHeaders = {},
8957              requestHeadersNames = {},
8958              // The jqXHR state
8959              state = 0,
8960              // Default abort message
8961              strAbort = "canceled",
8962              // Fake xhr
8963              jqXHR = {
8964                  readyState: 0,
8965  
8966                  // Builds headers hashtable if needed
8967                  getResponseHeader: function( key ) {
8968                      var match;
8969                      if ( state === 2 ) {
8970                          if ( !responseHeaders ) {
8971                              responseHeaders = {};
8972                              while ( (match = rheaders.exec( responseHeadersString )) ) {
8973                                  responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
8974                              }
8975                          }
8976                          match = responseHeaders[ key.toLowerCase() ];
8977                      }
8978                      return match == null ? null : match;
8979                  },
8980  
8981                  // Raw string
8982                  getAllResponseHeaders: function() {
8983                      return state === 2 ? responseHeadersString : null;
8984                  },
8985  
8986                  // Caches the header
8987                  setRequestHeader: function( name, value ) {
8988                      var lname = name.toLowerCase();
8989                      if ( !state ) {
8990                          name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
8991                          requestHeaders[ name ] = value;
8992                      }
8993                      return this;
8994                  },
8995  
8996                  // Overrides response content-type header
8997                  overrideMimeType: function( type ) {
8998                      if ( !state ) {
8999                          s.mimeType = type;
9000                      }
9001                      return this;
9002                  },
9003  
9004                  // Status-dependent callbacks
9005                  statusCode: function( map ) {
9006                      var code;
9007                      if ( map ) {
9008                          if ( state < 2 ) {
9009                              for ( code in map ) {
9010                                  // Lazy-add the new callback in a way that preserves old ones
9011                                  statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
9012                              }
9013                          } else {
9014                              // Execute the appropriate callbacks
9015                              jqXHR.always( map[ jqXHR.status ] );
9016                          }
9017                      }
9018                      return this;
9019                  },
9020  
9021                  // Cancel the request
9022                  abort: function( statusText ) {
9023                      var finalText = statusText || strAbort;
9024                      if ( transport ) {
9025                          transport.abort( finalText );
9026                      }
9027                      done( 0, finalText );
9028                      return this;
9029                  }
9030              };
9031  
9032          // Attach deferreds
9033          deferred.promise( jqXHR ).complete = completeDeferred.add;
9034          jqXHR.success = jqXHR.done;
9035          jqXHR.error = jqXHR.fail;
9036  
9037          // Remove hash character (#7531: and string promotion)
9038          // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
9039          // Handle falsy url in the settings object (#10093: consistency with old signature)
9040          // We also use the url parameter if available
9041          s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
9042  
9043          // Alias method option to type as per ticket #12004
9044          s.type = options.method || options.type || s.method || s.type;
9045  
9046          // Extract dataTypes list
9047          s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( rnotwhite ) || [ "" ];
9048  
9049          // A cross-domain request is in order when we have a protocol:host:port mismatch
9050          if ( s.crossDomain == null ) {
9051              parts = rurl.exec( s.url.toLowerCase() );
9052              s.crossDomain = !!( parts &&
9053                  ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] ||
9054                      ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !==
9055                          ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? "80" : "443" ) ) )
9056              );
9057          }
9058  
9059          // Convert data if not already a string
9060          if ( s.data && s.processData && typeof s.data !== "string" ) {
9061              s.data = jQuery.param( s.data, s.traditional );
9062          }
9063  
9064          // Apply prefilters
9065          inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );
9066  
9067          // If request was aborted inside a prefilter, stop there
9068          if ( state === 2 ) {
9069              return jqXHR;
9070          }
9071  
9072          // We can fire global events as of now if asked to
9073          fireGlobals = s.global;
9074  
9075          // Watch for a new set of requests
9076          if ( fireGlobals && jQuery.active++ === 0 ) {
9077              jQuery.event.trigger("ajaxStart");
9078          }
9079  
9080          // Uppercase the type
9081          s.type = s.type.toUpperCase();
9082  
9083          // Determine if request has content
9084          s.hasContent = !rnoContent.test( s.type );
9085  
9086          // Save the URL in case we're toying with the If-Modified-Since
9087          // and/or If-None-Match header later on
9088          cacheURL = s.url;
9089  
9090          // More options handling for requests with no content
9091          if ( !s.hasContent ) {
9092  
9093              // If data is available, append data to url
9094              if ( s.data ) {
9095                  cacheURL = ( s.url += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data );
9096                  // #9682: remove data so that it's not used in an eventual retry
9097                  delete s.data;
9098              }
9099  
9100              // Add anti-cache in url if needed
9101              if ( s.cache === false ) {
9102                  s.url = rts.test( cacheURL ) ?
9103  
9104                      // If there is already a '_' parameter, set its value
9105                      cacheURL.replace( rts, "$1_=" + nonce++ ) :
9106  
9107                      // Otherwise add one to the end
9108                      cacheURL + ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + nonce++;
9109              }
9110          }
9111  
9112          // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
9113          if ( s.ifModified ) {
9114              if ( jQuery.lastModified[ cacheURL ] ) {
9115                  jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
9116              }
9117              if ( jQuery.etag[ cacheURL ] ) {
9118                  jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
9119              }
9120          }
9121  
9122          // Set the correct header, if data is being sent
9123          if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
9124              jqXHR.setRequestHeader( "Content-Type", s.contentType );
9125          }
9126  
9127          // Set the Accepts header for the server, depending on the dataType
9128          jqXHR.setRequestHeader(
9129              "Accept",
9130              s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
9131                  s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
9132                  s.accepts[ "*" ]
9133          );
9134  
9135          // Check for headers option
9136          for ( i in s.headers ) {
9137              jqXHR.setRequestHeader( i, s.headers[ i ] );
9138          }
9139  
9140          // Allow custom headers/mimetypes and early abort
9141          if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
9142              // Abort if not done already and return
9143              return jqXHR.abort();
9144          }
9145  
9146          // aborting is no longer a cancellation
9147          strAbort = "abort";
9148  
9149          // Install callbacks on deferreds
9150          for ( i in { success: 1, error: 1, complete: 1 } ) {
9151              jqXHR[ i ]( s[ i ] );
9152          }
9153  
9154          // Get transport
9155          transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );
9156  
9157          // If no transport, we auto-abort
9158          if ( !transport ) {
9159              done( -1, "No Transport" );
9160          } else {
9161              jqXHR.readyState = 1;
9162  
9163              // Send global event
9164              if ( fireGlobals ) {
9165                  globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
9166              }
9167              // Timeout
9168              if ( s.async && s.timeout > 0 ) {
9169                  timeoutTimer = setTimeout(function() {
9170                      jqXHR.abort("timeout");
9171                  }, s.timeout );
9172              }
9173  
9174              try {
9175                  state = 1;
9176                  transport.send( requestHeaders, done );
9177              } catch ( e ) {
9178                  // Propagate exception as error if not done
9179                  if ( state < 2 ) {
9180                      done( -1, e );
9181                  // Simply rethrow otherwise
9182                  } else {
9183                      throw e;
9184                  }
9185              }
9186          }
9187  
9188          // Callback for when everything is done
9189  		function done( status, nativeStatusText, responses, headers ) {
9190              var isSuccess, success, error, response, modified,
9191                  statusText = nativeStatusText;
9192  
9193              // Called once
9194              if ( state === 2 ) {
9195                  return;
9196              }
9197  
9198              // State is "done" now
9199              state = 2;
9200  
9201              // Clear timeout if it exists
9202              if ( timeoutTimer ) {
9203                  clearTimeout( timeoutTimer );
9204              }
9205  
9206              // Dereference transport for early garbage collection
9207              // (no matter how long the jqXHR object will be used)
9208              transport = undefined;
9209  
9210              // Cache response headers
9211              responseHeadersString = headers || "";
9212  
9213              // Set readyState
9214              jqXHR.readyState = status > 0 ? 4 : 0;
9215  
9216              // Determine if successful
9217              isSuccess = status >= 200 && status < 300 || status === 304;
9218  
9219              // Get response data
9220              if ( responses ) {
9221                  response = ajaxHandleResponses( s, jqXHR, responses );
9222              }
9223  
9224              // Convert no matter what (that way responseXXX fields are always set)
9225              response = ajaxConvert( s, response, jqXHR, isSuccess );
9226  
9227              // If successful, handle type chaining
9228              if ( isSuccess ) {
9229  
9230                  // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
9231                  if ( s.ifModified ) {
9232                      modified = jqXHR.getResponseHeader("Last-Modified");
9233                      if ( modified ) {
9234                          jQuery.lastModified[ cacheURL ] = modified;
9235                      }
9236                      modified = jqXHR.getResponseHeader("etag");
9237                      if ( modified ) {
9238                          jQuery.etag[ cacheURL ] = modified;
9239                      }
9240                  }
9241  
9242                  // if no content
9243                  if ( status === 204 || s.type === "HEAD" ) {
9244                      statusText = "nocontent";
9245  
9246                  // if not modified
9247                  } else if ( status === 304 ) {
9248                      statusText = "notmodified";
9249  
9250                  // If we have data, let's convert it
9251                  } else {
9252                      statusText = response.state;
9253                      success = response.data;
9254                      error = response.error;
9255                      isSuccess = !error;
9256                  }
9257              } else {
9258                  // We extract error from statusText
9259                  // then normalize statusText and status for non-aborts
9260                  error = statusText;
9261                  if ( status || !statusText ) {
9262                      statusText = "error";
9263                      if ( status < 0 ) {
9264                          status = 0;
9265                      }
9266                  }
9267              }
9268  
9269              // Set data for the fake xhr object
9270              jqXHR.status = status;
9271              jqXHR.statusText = ( nativeStatusText || statusText ) + "";
9272  
9273              // Success/Error
9274              if ( isSuccess ) {
9275                  deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
9276              } else {
9277                  deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
9278              }
9279  
9280              // Status-dependent callbacks
9281              jqXHR.statusCode( statusCode );
9282              statusCode = undefined;
9283  
9284              if ( fireGlobals ) {
9285                  globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
9286                      [ jqXHR, s, isSuccess ? success : error ] );
9287              }
9288  
9289              // Complete
9290              completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );
9291  
9292              if ( fireGlobals ) {
9293                  globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
9294                  // Handle the global AJAX counter
9295                  if ( !( --jQuery.active ) ) {
9296                      jQuery.event.trigger("ajaxStop");
9297                  }
9298              }
9299          }
9300  
9301          return jqXHR;
9302      },
9303  
9304      getJSON: function( url, data, callback ) {
9305          return jQuery.get( url, data, callback, "json" );
9306      },
9307  
9308      getScript: function( url, callback ) {
9309          return jQuery.get( url, undefined, callback, "script" );
9310      }
9311  });
9312  
9313  jQuery.each( [ "get", "post" ], function( i, method ) {
9314      jQuery[ method ] = function( url, data, callback, type ) {
9315          // shift arguments if data argument was omitted
9316          if ( jQuery.isFunction( data ) ) {
9317              type = type || callback;
9318              callback = data;
9319              data = undefined;
9320          }
9321  
9322          return jQuery.ajax({
9323              url: url,
9324              type: method,
9325              dataType: type,
9326              data: data,
9327              success: callback
9328          });
9329      };
9330  });
9331  
9332  // Attach a bunch of functions for handling common AJAX events
9333  jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ) {
9334      jQuery.fn[ type ] = function( fn ) {
9335          return this.on( type, fn );
9336      };
9337  });
9338  
9339  
9340  jQuery._evalUrl = function( url ) {
9341      return jQuery.ajax({
9342          url: url,
9343          type: "GET",
9344          dataType: "script",
9345          async: false,
9346          global: false,
9347          "throws": true
9348      });
9349  };
9350  
9351  
9352  jQuery.fn.extend({
9353      wrapAll: function( html ) {
9354          if ( jQuery.isFunction( html ) ) {
9355              return this.each(function(i) {
9356                  jQuery(this).wrapAll( html.call(this, i) );
9357              });
9358          }
9359  
9360          if ( this[0] ) {
9361              // The elements to wrap the target around
9362              var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);
9363  
9364              if ( this[0].parentNode ) {
9365                  wrap.insertBefore( this[0] );
9366              }
9367  
9368              wrap.map(function() {
9369                  var elem = this;
9370  
9371                  while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
9372                      elem = elem.firstChild;
9373                  }
9374  
9375                  return elem;
9376              }).append( this );
9377          }
9378  
9379          return this;
9380      },
9381  
9382      wrapInner: function( html ) {
9383          if ( jQuery.isFunction( html ) ) {
9384              return this.each(function(i) {
9385                  jQuery(this).wrapInner( html.call(this, i) );
9386              });
9387          }
9388  
9389          return this.each(function() {
9390              var self = jQuery( this ),
9391                  contents = self.contents();
9392  
9393              if ( contents.length ) {
9394                  contents.wrapAll( html );
9395  
9396              } else {
9397                  self.append( html );
9398              }
9399          });
9400      },
9401  
9402      wrap: function( html ) {
9403          var isFunction = jQuery.isFunction( html );
9404  
9405          return this.each(function(i) {
9406              jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
9407          });
9408      },
9409  
9410      unwrap: function() {
9411          return this.parent().each(function() {
9412              if ( !jQuery.nodeName( this, "body" ) ) {
9413                  jQuery( this ).replaceWith( this.childNodes );
9414              }
9415          }).end();
9416      }
9417  });
9418  
9419  
9420  jQuery.expr.filters.hidden = function( elem ) {
9421      // Support: Opera <= 12.12
9422      // Opera reports offsetWidths and offsetHeights less than zero on some elements
9423      return elem.offsetWidth <= 0 && elem.offsetHeight <= 0 ||
9424          (!support.reliableHiddenOffsets() &&
9425              ((elem.style && elem.style.display) || jQuery.css( elem, "display" )) === "none");
9426  };
9427  
9428  jQuery.expr.filters.visible = function( elem ) {
9429      return !jQuery.expr.filters.hidden( elem );
9430  };
9431  
9432  
9433  
9434  
9435  var r20 = /%20/g,
9436      rbracket = /\[\]$/,
9437      rCRLF = /\r?\n/g,
9438      rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
9439      rsubmittable = /^(?:input|select|textarea|keygen)/i;
9440  
9441  function buildParams( prefix, obj, traditional, add ) {
9442      var name;
9443  
9444      if ( jQuery.isArray( obj ) ) {
9445          // Serialize array item.
9446          jQuery.each( obj, function( i, v ) {
9447              if ( traditional || rbracket.test( prefix ) ) {
9448                  // Treat each array item as a scalar.
9449                  add( prefix, v );
9450  
9451              } else {
9452                  // Item is non-scalar (array or object), encode its numeric index.
9453                  buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
9454              }
9455          });
9456  
9457      } else if ( !traditional && jQuery.type( obj ) === "object" ) {
9458          // Serialize object item.
9459          for ( name in obj ) {
9460              buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
9461          }
9462  
9463      } else {
9464          // Serialize scalar item.
9465          add( prefix, obj );
9466      }
9467  }
9468  
9469  // Serialize an array of form elements or a set of
9470  // key/values into a query string
9471  jQuery.param = function( a, traditional ) {
9472      var prefix,
9473          s = [],
9474          add = function( key, value ) {
9475              // If value is a function, invoke it and return its value
9476              value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
9477              s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
9478          };
9479  
9480      // Set traditional to true for jQuery <= 1.3.2 behavior.
9481      if ( traditional === undefined ) {
9482          traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
9483      }
9484  
9485      // If an array was passed in, assume that it is an array of form elements.
9486      if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
9487          // Serialize the form elements
9488          jQuery.each( a, function() {
9489              add( this.name, this.value );
9490          });
9491  
9492      } else {
9493          // If traditional, encode the "old" way (the way 1.3.2 or older
9494          // did it), otherwise encode params recursively.
9495          for ( prefix in a ) {
9496              buildParams( prefix, a[ prefix ], traditional, add );
9497          }
9498      }
9499  
9500      // Return the resulting serialization
9501      return s.join( "&" ).replace( r20, "+" );
9502  };
9503  
9504  jQuery.fn.extend({
9505      serialize: function() {
9506          return jQuery.param( this.serializeArray() );
9507      },
9508      serializeArray: function() {
9509          return this.map(function() {
9510              // Can add propHook for "elements" to filter or add form elements
9511              var elements = jQuery.prop( this, "elements" );
9512              return elements ? jQuery.makeArray( elements ) : this;
9513          })
9514          .filter(function() {
9515              var type = this.type;
9516              // Use .is(":disabled") so that fieldset[disabled] works
9517              return this.name && !jQuery( this ).is( ":disabled" ) &&
9518                  rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
9519                  ( this.checked || !rcheckableType.test( type ) );
9520          })
9521          .map(function( i, elem ) {
9522              var val = jQuery( this ).val();
9523  
9524              return val == null ?
9525                  null :
9526                  jQuery.isArray( val ) ?
9527                      jQuery.map( val, function( val ) {
9528                          return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
9529                      }) :
9530                      { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
9531          }).get();
9532      }
9533  });
9534  
9535  
9536  // Create the request object
9537  // (This is still attached to ajaxSettings for backward compatibility)
9538  jQuery.ajaxSettings.xhr = window.ActiveXObject !== undefined ?
9539      // Support: IE6+
9540      function() {
9541  
9542          // XHR cannot access local files, always use ActiveX for that case
9543          return !this.isLocal &&
9544  
9545              // Support: IE7-8
9546              // oldIE XHR does not support non-RFC2616 methods (#13240)
9547              // See http://msdn.microsoft.com/en-us/library/ie/ms536648(v=vs.85).aspx
9548              // and http://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9
9549              // Although this check for six methods instead of eight
9550              // since IE also does not support "trace" and "connect"
9551              /^(get|post|head|put|delete|options)$/i.test( this.type ) &&
9552  
9553              createStandardXHR() || createActiveXHR();
9554      } :
9555      // For all other browsers, use the standard XMLHttpRequest object
9556      createStandardXHR;
9557  
9558  var xhrId = 0,
9559      xhrCallbacks = {},
9560      xhrSupported = jQuery.ajaxSettings.xhr();
9561  
9562  // Support: IE<10
9563  // Open requests must be manually aborted on unload (#5280)
9564  if ( window.ActiveXObject ) {
9565      jQuery( window ).on( "unload", function() {
9566          for ( var key in xhrCallbacks ) {
9567              xhrCallbacks[ key ]( undefined, true );
9568          }
9569      });
9570  }
9571  
9572  // Determine support properties
9573  support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
9574  xhrSupported = support.ajax = !!xhrSupported;
9575  
9576  // Create transport if the browser can provide an xhr
9577  if ( xhrSupported ) {
9578  
9579      jQuery.ajaxTransport(function( options ) {
9580          // Cross domain only allowed if supported through XMLHttpRequest
9581          if ( !options.crossDomain || support.cors ) {
9582  
9583              var callback;
9584  
9585              return {
9586                  send: function( headers, complete ) {
9587                      var i,
9588                          xhr = options.xhr(),
9589                          id = ++xhrId;
9590  
9591                      // Open the socket
9592                      xhr.open( options.type, options.url, options.async, options.username, options.password );
9593  
9594                      // Apply custom fields if provided
9595                      if ( options.xhrFields ) {
9596                          for ( i in options.xhrFields ) {
9597                              xhr[ i ] = options.xhrFields[ i ];
9598                          }
9599                      }
9600  
9601                      // Override mime type if needed
9602                      if ( options.mimeType && xhr.overrideMimeType ) {
9603                          xhr.overrideMimeType( options.mimeType );
9604                      }
9605  
9606                      // X-Requested-With header
9607                      // For cross-domain requests, seeing as conditions for a preflight are
9608                      // akin to a jigsaw puzzle, we simply never set it to be sure.
9609                      // (it can always be set on a per-request basis or even using ajaxSetup)
9610                      // For same-domain requests, won't change header if already provided.
9611                      if ( !options.crossDomain && !headers["X-Requested-With"] ) {
9612                          headers["X-Requested-With"] = "XMLHttpRequest";
9613                      }
9614  
9615                      // Set headers
9616                      for ( i in headers ) {
9617                          // Support: IE<9
9618                          // IE's ActiveXObject throws a 'Type Mismatch' exception when setting
9619                          // request header to a null-value.
9620                          //
9621                          // To keep consistent with other XHR implementations, cast the value
9622                          // to string and ignore `undefined`.
9623                          if ( headers[ i ] !== undefined ) {
9624                              xhr.setRequestHeader( i, headers[ i ] + "" );
9625                          }
9626                      }
9627  
9628                      // Do send the request
9629                      // This may raise an exception which is actually
9630                      // handled in jQuery.ajax (so no try/catch here)
9631                      xhr.send( ( options.hasContent && options.data ) || null );
9632  
9633                      // Listener
9634                      callback = function( _, isAbort ) {
9635                          var status, statusText, responses;
9636  
9637                          // Was never called and is aborted or complete
9638                          if ( callback && ( isAbort || xhr.readyState === 4 ) ) {
9639                              // Clean up
9640                              delete xhrCallbacks[ id ];
9641                              callback = undefined;
9642                              xhr.onreadystatechange = jQuery.noop;
9643  
9644                              // Abort manually if needed
9645                              if ( isAbort ) {
9646                                  if ( xhr.readyState !== 4 ) {
9647                                      xhr.abort();
9648                                  }
9649                              } else {
9650                                  responses = {};
9651                                  status = xhr.status;
9652  
9653                                  // Support: IE<10
9654                                  // Accessing binary-data responseText throws an exception
9655                                  // (#11426)
9656                                  if ( typeof xhr.responseText === "string" ) {
9657                                      responses.text = xhr.responseText;
9658                                  }
9659  
9660                                  // Firefox throws an exception when accessing
9661                                  // statusText for faulty cross-domain requests
9662                                  try {
9663                                      statusText = xhr.statusText;
9664                                  } catch( e ) {
9665                                      // We normalize with Webkit giving an empty statusText
9666                                      statusText = "";
9667                                  }
9668  
9669                                  // Filter status for non standard behaviors
9670  
9671                                  // If the request is local and we have data: assume a success
9672                                  // (success with no data won't get notified, that's the best we
9673                                  // can do given current implementations)
9674                                  if ( !status && options.isLocal && !options.crossDomain ) {
9675                                      status = responses.text ? 200 : 404;
9676                                  // IE - #1450: sometimes returns 1223 when it should be 204
9677                                  } else if ( status === 1223 ) {
9678                                      status = 204;
9679                                  }
9680                              }
9681                          }
9682  
9683                          // Call complete if needed
9684                          if ( responses ) {
9685                              complete( status, statusText, responses, xhr.getAllResponseHeaders() );
9686                          }
9687                      };
9688  
9689                      if ( !options.async ) {
9690                          // if we're in sync mode we fire the callback
9691                          callback();
9692                      } else if ( xhr.readyState === 4 ) {
9693                          // (IE6 & IE7) if it's in cache and has been
9694                          // retrieved directly we need to fire the callback
9695                          setTimeout( callback );
9696                      } else {
9697                          // Add to the list of active xhr callbacks
9698                          xhr.onreadystatechange = xhrCallbacks[ id ] = callback;
9699                      }
9700                  },
9701  
9702                  abort: function() {
9703                      if ( callback ) {
9704                          callback( undefined, true );
9705                      }
9706                  }
9707              };
9708          }
9709      });
9710  }
9711  
9712  // Functions to create xhrs
9713  function createStandardXHR() {
9714      try {
9715          return new window.XMLHttpRequest();
9716      } catch( e ) {}
9717  }
9718  
9719  function createActiveXHR() {
9720      try {
9721          return new window.ActiveXObject( "Microsoft.XMLHTTP" );
9722      } catch( e ) {}
9723  }
9724  
9725  
9726  
9727  
9728  // Install script dataType
9729  jQuery.ajaxSetup({
9730      accepts: {
9731          script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
9732      },
9733      contents: {
9734          script: /(?:java|ecma)script/
9735      },
9736      converters: {
9737          "text script": function( text ) {
9738              jQuery.globalEval( text );
9739              return text;
9740          }
9741      }
9742  });
9743  
9744  // Handle cache's special case and global
9745  jQuery.ajaxPrefilter( "script", function( s ) {
9746      if ( s.cache === undefined ) {
9747          s.cache = false;
9748      }
9749      if ( s.crossDomain ) {
9750          s.type = "GET";
9751          s.global = false;
9752      }
9753  });
9754  
9755  // Bind script tag hack transport
9756  jQuery.ajaxTransport( "script", function(s) {
9757  
9758      // This transport only deals with cross domain requests
9759      if ( s.crossDomain ) {
9760  
9761          var script,
9762              head = document.head || jQuery("head")[0] || document.documentElement;
9763  
9764          return {
9765  
9766              send: function( _, callback ) {
9767  
9768                  script = document.createElement("script");
9769  
9770                  script.async = true;
9771  
9772                  if ( s.scriptCharset ) {
9773                      script.charset = s.scriptCharset;
9774                  }
9775  
9776                  script.src = s.url;
9777  
9778                  // Attach handlers for all browsers
9779                  script.onload = script.onreadystatechange = function( _, isAbort ) {
9780  
9781                      if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {
9782  
9783                          // Handle memory leak in IE
9784                          script.onload = script.onreadystatechange = null;
9785  
9786                          // Remove the script
9787                          if ( script.parentNode ) {
9788                              script.parentNode.removeChild( script );
9789                          }
9790  
9791                          // Dereference the script
9792                          script = null;
9793  
9794                          // Callback if not abort
9795                          if ( !isAbort ) {
9796                              callback( 200, "success" );
9797                          }
9798                      }
9799                  };
9800  
9801                  // Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending
9802                  // Use native DOM manipulation to avoid our domManip AJAX trickery
9803                  head.insertBefore( script, head.firstChild );
9804              },
9805  
9806              abort: function() {
9807                  if ( script ) {
9808                      script.onload( undefined, true );
9809                  }
9810              }
9811          };
9812      }
9813  });
9814  
9815  
9816  
9817  
9818  var oldCallbacks = [],
9819      rjsonp = /(=)\?(?=&|$)|\?\?/;
9820  
9821  // Default jsonp settings
9822  jQuery.ajaxSetup({
9823      jsonp: "callback",
9824      jsonpCallback: function() {
9825          var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) );
9826          this[ callback ] = true;
9827          return callback;
9828      }
9829  });
9830  
9831  // Detect, normalize options and install callbacks for jsonp requests
9832  jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {
9833  
9834      var callbackName, overwritten, responseContainer,
9835          jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
9836              "url" :
9837              typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data"
9838          );
9839  
9840      // Handle iff the expected data type is "jsonp" or we have a parameter to set
9841      if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {
9842  
9843          // Get callback name, remembering preexisting value associated with it
9844          callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
9845              s.jsonpCallback() :
9846              s.jsonpCallback;
9847  
9848          // Insert callback into url or form data
9849          if ( jsonProp ) {
9850              s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
9851          } else if ( s.jsonp !== false ) {
9852              s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
9853          }
9854  
9855          // Use data converter to retrieve json after script execution
9856          s.converters["script json"] = function() {
9857              if ( !responseContainer ) {
9858                  jQuery.error( callbackName + " was not called" );
9859              }
9860              return responseContainer[ 0 ];
9861          };
9862  
9863          // force json dataType
9864          s.dataTypes[ 0 ] = "json";
9865  
9866          // Install callback
9867          overwritten = window[ callbackName ];
9868          window[ callbackName ] = function() {
9869              responseContainer = arguments;
9870          };
9871  
9872          // Clean-up function (fires after converters)
9873          jqXHR.always(function() {
9874              // Restore preexisting value
9875              window[ callbackName ] = overwritten;
9876  
9877              // Save back as free
9878              if ( s[ callbackName ] ) {
9879                  // make sure that re-using the options doesn't screw things around
9880                  s.jsonpCallback = originalSettings.jsonpCallback;
9881  
9882                  // save the callback name for future use
9883                  oldCallbacks.push( callbackName );
9884              }
9885  
9886              // Call if it was a function and we have a response
9887              if ( responseContainer && jQuery.isFunction( overwritten ) ) {
9888                  overwritten( responseContainer[ 0 ] );
9889              }
9890  
9891              responseContainer = overwritten = undefined;
9892          });
9893  
9894          // Delegate to script
9895          return "script";
9896      }
9897  });
9898  
9899  
9900  
9901  
9902  // data: string of html
9903  // context (optional): If specified, the fragment will be created in this context, defaults to document
9904  // keepScripts (optional): If true, will include scripts passed in the html string
9905  jQuery.parseHTML = function( data, context, keepScripts ) {
9906      if ( !data || typeof data !== "string" ) {
9907          return null;
9908      }
9909      if ( typeof context === "boolean" ) {
9910          keepScripts = context;
9911          context = false;
9912      }
9913      context = context || document;
9914  
9915      var parsed = rsingleTag.exec( data ),
9916          scripts = !keepScripts && [];
9917  
9918      // Single tag
9919      if ( parsed ) {
9920          return [ context.createElement( parsed[1] ) ];
9921      }
9922  
9923      parsed = jQuery.buildFragment( [ data ], context, scripts );
9924  
9925      if ( scripts && scripts.length ) {
9926          jQuery( scripts ).remove();
9927      }
9928  
9929      return jQuery.merge( [], parsed.childNodes );
9930  };
9931  
9932  
9933  // Keep a copy of the old load method
9934  var _load = jQuery.fn.load;
9935  
9936  /**
9937   * Load a url into a page
9938   */
9939  jQuery.fn.load = function( url, params, callback ) {
9940      if ( typeof url !== "string" && _load ) {
9941          return _load.apply( this, arguments );
9942      }
9943  
9944      var selector, response, type,
9945          self = this,
9946          off = url.indexOf(" ");
9947  
9948      if ( off >= 0 ) {
9949          selector = jQuery.trim( url.slice( off, url.length ) );
9950          url = url.slice( 0, off );
9951      }
9952  
9953      // If it's a function
9954      if ( jQuery.isFunction( params ) ) {
9955  
9956          // We assume that it's the callback
9957          callback = params;
9958          params = undefined;
9959  
9960      // Otherwise, build a param string
9961      } else if ( params && typeof params === "object" ) {
9962          type = "POST";
9963      }
9964  
9965      // If we have elements to modify, make the request
9966      if ( self.length > 0 ) {
9967          jQuery.ajax({
9968              url: url,
9969  
9970              // if "type" variable is undefined, then "GET" method will be used
9971              type: type,
9972              dataType: "html",
9973              data: params
9974          }).done(function( responseText ) {
9975  
9976              // Save response for use in complete callback
9977              response = arguments;
9978  
9979              self.html( selector ?
9980  
9981                  // If a selector was specified, locate the right elements in a dummy div
9982                  // Exclude scripts to avoid IE 'Permission Denied' errors
9983                  jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) :
9984  
9985                  // Otherwise use the full result
9986                  responseText );
9987  
9988          }).complete( callback && function( jqXHR, status ) {
9989              self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
9990          });
9991      }
9992  
9993      return this;
9994  };
9995  
9996  
9997  
9998  
9999  jQuery.expr.filters.animated = function( elem ) {
10000      return jQuery.grep(jQuery.timers, function( fn ) {
10001          return elem === fn.elem;
10002      }).length;
10003  };
10004  
10005  
10006  
10007  
10008  
10009  var docElem = window.document.documentElement;
10010  
10011  /**
10012   * Gets a window from an element
10013   */
10014  function getWindow( elem ) {
10015      return jQuery.isWindow( elem ) ?
10016          elem :
10017          elem.nodeType === 9 ?
10018              elem.defaultView || elem.parentWindow :
10019              false;
10020  }
10021  
10022  jQuery.offset = {
10023      setOffset: function( elem, options, i ) {
10024          var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
10025              position = jQuery.css( elem, "position" ),
10026              curElem = jQuery( elem ),
10027              props = {};
10028  
10029          // set position first, in-case top/left are set even on static elem
10030          if ( position === "static" ) {
10031              elem.style.position = "relative";
10032          }
10033  
10034          curOffset = curElem.offset();
10035          curCSSTop = jQuery.css( elem, "top" );
10036          curCSSLeft = jQuery.css( elem, "left" );
10037          calculatePosition = ( position === "absolute" || position === "fixed" ) &&
10038              jQuery.inArray("auto", [ curCSSTop, curCSSLeft ] ) > -1;
10039  
10040          // need to be able to calculate position if either top or left is auto and position is either absolute or fixed
10041          if ( calculatePosition ) {
10042              curPosition = curElem.position();
10043              curTop = curPosition.top;
10044              curLeft = curPosition.left;
10045          } else {
10046              curTop = parseFloat( curCSSTop ) || 0;
10047              curLeft = parseFloat( curCSSLeft ) || 0;
10048          }
10049  
10050          if ( jQuery.isFunction( options ) ) {
10051              options = options.call( elem, i, curOffset );
10052          }
10053  
10054          if ( options.top != null ) {
10055              props.top = ( options.top - curOffset.top ) + curTop;
10056          }
10057          if ( options.left != null ) {
10058              props.left = ( options.left - curOffset.left ) + curLeft;
10059          }
10060  
10061          if ( "using" in options ) {
10062              options.using.call( elem, props );
10063          } else {
10064              curElem.css( props );
10065          }
10066      }
10067  };
10068  
10069  jQuery.fn.extend({
10070      offset: function( options ) {
10071          if ( arguments.length ) {
10072              return options === undefined ?
10073                  this :
10074                  this.each(function( i ) {
10075                      jQuery.offset.setOffset( this, options, i );
10076                  });
10077          }
10078  
10079          var docElem, win,
10080              box = { top: 0, left: 0 },
10081              elem = this[ 0 ],
10082              doc = elem && elem.ownerDocument;
10083  
10084          if ( !doc ) {
10085              return;
10086          }
10087  
10088          docElem = doc.documentElement;
10089  
10090          // Make sure it's not a disconnected DOM node
10091          if ( !jQuery.contains( docElem, elem ) ) {
10092              return box;
10093          }
10094  
10095          // If we don't have gBCR, just use 0,0 rather than error
10096          // BlackBerry 5, iOS 3 (original iPhone)
10097          if ( typeof elem.getBoundingClientRect !== strundefined ) {
10098              box = elem.getBoundingClientRect();
10099          }
10100          win = getWindow( doc );
10101          return {
10102              top: box.top  + ( win.pageYOffset || docElem.scrollTop )  - ( docElem.clientTop  || 0 ),
10103              left: box.left + ( win.pageXOffset || docElem.scrollLeft ) - ( docElem.clientLeft || 0 )
10104          };
10105      },
10106  
10107      position: function() {
10108          if ( !this[ 0 ] ) {
10109              return;
10110          }
10111  
10112          var offsetParent, offset,
10113              parentOffset = { top: 0, left: 0 },
10114              elem = this[ 0 ];
10115  
10116          // fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is its only offset parent
10117          if ( jQuery.css( elem, "position" ) === "fixed" ) {
10118              // we assume that getBoundingClientRect is available when computed position is fixed
10119              offset = elem.getBoundingClientRect();
10120          } else {
10121              // Get *real* offsetParent
10122              offsetParent = this.offsetParent();
10123  
10124              // Get correct offsets
10125              offset = this.offset();
10126              if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
10127                  parentOffset = offsetParent.offset();
10128              }
10129  
10130              // Add offsetParent borders
10131              parentOffset.top  += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
10132              parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true );
10133          }
10134  
10135          // Subtract parent offsets and element margins
10136          // note: when an element has margin: auto the offsetLeft and marginLeft
10137          // are the same in Safari causing offset.left to incorrectly be 0
10138          return {
10139              top:  offset.top  - parentOffset.top - jQuery.css( elem, "marginTop", true ),
10140              left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true)
10141          };
10142      },
10143  
10144      offsetParent: function() {
10145          return this.map(function() {
10146              var offsetParent = this.offsetParent || docElem;
10147  
10148              while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position" ) === "static" ) ) {
10149                  offsetParent = offsetParent.offsetParent;
10150              }
10151              return offsetParent || docElem;
10152          });
10153      }
10154  });
10155  
10156  // Create scrollLeft and scrollTop methods
10157  jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) {
10158      var top = /Y/.test( prop );
10159  
10160      jQuery.fn[ method ] = function( val ) {
10161          return access( this, function( elem, method, val ) {
10162              var win = getWindow( elem );
10163  
10164              if ( val === undefined ) {
10165                  return win ? (prop in win) ? win[ prop ] :
10166                      win.document.documentElement[ method ] :
10167                      elem[ method ];
10168              }
10169  
10170              if ( win ) {
10171                  win.scrollTo(
10172                      !top ? val : jQuery( win ).scrollLeft(),
10173                      top ? val : jQuery( win ).scrollTop()
10174                  );
10175  
10176              } else {
10177                  elem[ method ] = val;
10178              }
10179          }, method, val, arguments.length, null );
10180      };
10181  });
10182  
10183  // Add the top/left cssHooks using jQuery.fn.position
10184  // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
10185  // getComputedStyle returns percent when specified for top/left/bottom/right
10186  // rather than make the css module depend on the offset module, we just check for it here
10187  jQuery.each( [ "top", "left" ], function( i, prop ) {
10188      jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition,
10189          function( elem, computed ) {
10190              if ( computed ) {
10191                  computed = curCSS( elem, prop );
10192                  // if curCSS returns percentage, fallback to offset
10193                  return rnumnonpx.test( computed ) ?
10194                      jQuery( elem ).position()[ prop ] + "px" :
10195                      computed;
10196              }
10197          }
10198      );
10199  });
10200  
10201  
10202  // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
10203  jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
10204      jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) {
10205          // margin is only for outerHeight, outerWidth
10206          jQuery.fn[ funcName ] = function( margin, value ) {
10207              var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
10208                  extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );
10209  
10210              return access( this, function( elem, type, value ) {
10211                  var doc;
10212  
10213                  if ( jQuery.isWindow( elem ) ) {
10214                      // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
10215                      // isn't a whole lot we can do. See pull request at this URL for discussion:
10216                      // https://github.com/jquery/jquery/pull/764
10217                      return elem.document.documentElement[ "client" + name ];
10218                  }
10219  
10220                  // Get document width or height
10221                  if ( elem.nodeType === 9 ) {
10222                      doc = elem.documentElement;
10223  
10224                      // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
10225                      // unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
10226                      return Math.max(
10227                          elem.body[ "scroll" + name ], doc[ "scroll" + name ],
10228                          elem.body[ "offset" + name ], doc[ "offset" + name ],
10229                          doc[ "client" + name ]
10230                      );
10231                  }
10232  
10233                  return value === undefined ?
10234                      // Get width or height on the element, requesting but not forcing parseFloat
10235                      jQuery.css( elem, type, extra ) :
10236  
10237                      // Set width or height on the element
10238                      jQuery.style( elem, type, value, extra );
10239              }, type, chainable ? margin : undefined, chainable, null );
10240          };
10241      });
10242  });
10243  
10244  
10245  // The number of elements contained in the matched element set
10246  jQuery.fn.size = function() {
10247      return this.length;
10248  };
10249  
10250  jQuery.fn.andSelf = jQuery.fn.addBack;
10251  
10252  
10253  
10254  
10255  // Register as a named AMD module, since jQuery can be concatenated with other
10256  // files that may use define, but not via a proper concatenation script that
10257  // understands anonymous AMD modules. A named AMD is safest and most robust
10258  // way to register. Lowercase jquery is used because AMD module names are
10259  // derived from file names, and jQuery is normally delivered in a lowercase
10260  // file name. Do this after creating the global so that if an AMD module wants
10261  // to call noConflict to hide this version of jQuery, it will work.
10262  
10263  // Note that for maximum portability, libraries that are not jQuery should
10264  // declare themselves as anonymous modules, and avoid setting a global if an
10265  // AMD loader is present. jQuery is a special case. For more information, see
10266  // https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon
10267  
10268  if ( typeof define === "function" && define.amd ) {
10269      define( "jquery", [], function() {
10270          return jQuery;
10271      });
10272  }
10273  
10274  
10275  
10276  
10277  var
10278      // Map over jQuery in case of overwrite
10279      _jQuery = window.jQuery,
10280  
10281      // Map over the $ in case of overwrite
10282      _$ = window.$;
10283  
10284  jQuery.noConflict = function( deep ) {
10285      if ( window.$ === jQuery ) {
10286          window.$ = _$;
10287      }
10288  
10289      if ( deep && window.jQuery === jQuery ) {
10290          window.jQuery = _jQuery;
10291      }
10292  
10293      return jQuery;
10294  };
10295  
10296  // Expose jQuery and $ identifiers, even in
10297  // AMD (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
10298  // and CommonJS for browser emulators (#13566)
10299  if ( typeof noGlobal === strundefined ) {
10300      window.jQuery = window.$ = jQuery;
10301  }
10302  
10303  
10304  
10305  
10306  return jQuery;
10307  
10308  }));


Generated: Fri Nov 28 20:29:05 2014 Cross-referenced by PHPXref 0.7.1