flex手型鼠标

<mx:Script>
		<![CDATA[
			import mx.controls.Alert;
			import mx.managers.PopUpManager;
			import mx.core.UIComponent;
			import mx.controls.Button;
			[Embed(source="cn/isvi/assert/mouse_pointer.png")]
			private var cursor:Class;
			
			
			[Embed(source="cn/isvi/assert/mouse_pointer_down.png")]
			private var cursorDown:Class;
			
			private var previousPopUI:UIComponent;
			
			private var normalCursorId:int;
			
			private var downCursorId:int;
			
			private function init():void{
				normalCursorId=cursorManager.setCursor(cursor);
				this.addEventListener(MouseEvent.MOUSE_DOWN,appDown);
				this.addEventListener(MouseEvent.MOUSE_UP,appUp);
			}
			private function appUp(event:MouseEvent):void{
				cursorManager.removeCursor(this.downCursorId);
				normalCursorId=cursorManager.setCursor(cursor);
			
			}
			private function appDown(event:MouseEvent):void{
				cursorManager.removeCursor(this.normalCursorId);
				downCursorId=cursorManager.setCursor(cursorDown);
				
			}
</script>