 import flash.geom.Point;
 
 import mx.events.SandboxMouseEvent;
+import mx.events.FlexEvent;
+import mx.events.ResizeEvent;
 
 import spark.components.Button;
 import spark.events.TrackBaseEvent;

    }

    /**
     *  @private
     */
    override protected function updateDisplayList(unscaledWidth:Number, 
                                                  unscaledHeight:Number):void
    {
        super.updateDisplayList(unscaledWidth, unscaledHeight);
        
        if (thumb)
        {
            thumbSize = calculateThumbSize();
            sizeThumb(thumbSize);
            positionThumb(valueToPosition(value));
        }
    }

    /**
     *  @private   
     */
    override protected function getCurrentSkinState():String

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

	private var mouseDownTarget:DisplayObject;

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