Æliens

    private function init():void {
     arrow = new Arrow();
     addChild(arrow);
     arrow.x = stage.stageWidth / 2;
     arrow.y = stage.stageHeight / 2;
     addEventListener(Event.ENTER_FRAME, onEnterFrame);
    }
  

    public function onEnterFrame(event:Event):void {
     var dx:Number = mouseX - arrow.x;
     var dy:Number = mouseY - arrow.y;
     var radians:Number = Math.atan2(dy, dx);
     arrow.rotation = radians * 180 / Math.PI;
    }
   }
  }