  *  when the mouse pointer is over the thumb. 
  * 
  *  @default mx.skins.halo.ScrollThumbSkin
+ *  
+ *  @langversion 3.0
+ *  @playerversion Flash 9
+ *  @playerversion AIR 1.1
+ *  @productversion Flex 3
  */
 [Style(name="thumbOverSkin", type="Class", inherit="no")]
 

 *  when the scroll bar is disabled.
 * 
 *  @default undefined
 */
[Style(name="trackDisabledSkin", type="Class", inherit="no")]


    /**
     *  Set of styles to pass from the ScrollBar to the thumb.
     *  @see mx.styles.StyleProxy
     *  
     *  @langversion 3.0
     *  @playerversion Flash 9
     *  @playerversion AIR 1.1
     *  @productversion Flex 3
     */
    protected function get thumbStyleFilters():Object 
    {
