<% ns_puts "Hello " set ua [ns_set get [ns_conn headers] "user-agent"] ns_puts "$ua " if [string match "*MSIE*" $ua] { ns_puts "This is MS Internet Explorer" } elseif [string match "*Mozilla*" $ua] { ns_puts "This is Netscape or a Netscapecompatible browser" } else { ns_puts "Couldn't determine the browser" } %>