// Modifies only the vertical slider thumb style of the current GUISkin

var vSliderValue : float = 0.0;
var style : GUIStyle;

function OnGUI () {
GUI.skin.verticalSliderThumb = style;
vSliderValue = GUILayout.VerticalSlider (vSliderValue, 10.0, 0.0);
}

using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
public float vSliderValue = 0.0F;
public GUIStyle style;
void OnGUI() {
GUI.skin.verticalSliderThumb = style;
vSliderValue = GUILayout.VerticalSlider(vSliderValue, 10.0F, 0.0F);
}
}

import UnityEngine
import System.Collections

class example(MonoBehaviour):

public vSliderValue as single = 0.0F

public style as GUIStyle

def OnGUI():
GUI.skin.verticalSliderThumb = style
vSliderValue = GUILayout.VerticalSlider(vSliderValue, 10.0F, 0.0F)