protected function downhandler(event:MouseEvent):void
        {
            // Rectange (44 (= bolleke X in MC in Flash) en 19 is bolleke.y in MC
            this.bolleke.startDrag(false, new Rectangle(44, 19, 100, 0));
            this.bolleke.removeEventListener(MouseEvent.MOUSE_DOWN, downhandler);
            stage.addEventListener(MouseEvent.MOUSE_UP, uphandler);
        }

        protected function uphandler(event:MouseEvent):void
        {
            this.bolleke.stopDrag()
            this.bolleke.addEventListener(MouseEvent.MOUSE_DOWN, downhandler);
            waardeOmDoortegeven = (this.bolleke.x - 44);
            trace ("[SLIDER]: " + waardeOmDoortegeven);


        }