      *  will automatically update the position of the thumb
      *  with respect to the track.
      */
-    public var thumb:Button;
+    public var thumb:FxButton;
     
     [SkinPart]
     

//
////////////////////////////////////////////////////////////////////////////////

package flex.component
{

import flash.events.Event;
import flash.events.MouseEvent;
import flash.geom.Point;

/**
 *  Dispatched when the value of the control changes

     *  that, when  pressed, will set the <code>value</code>
     *  to the value corresponding with that position.
     */
    public var track:FxButton; 


    //--------------------------------------------------------------------------
