设置 menu 菜单 监听

　　　　　　　　//设置 menu菜单监听
		public  function addMenuListener(selectedBtn:String):void{

			for(var i:int = 1;i< 5;i++){
				if( this.menu["menuBtn"+i] !=  null){
				   this.menu["menuBtn"+i].buttonMode = true;
				   this.menu["menuBtn"+i].mouseChildren = false;
				   this.menu["menuBtn"+i].mouseEnabled = true;
				   this.menu["menuBtn"+i].gotoAndStop(1);
				   this.menu["menuBtn"+i].addEventListener(MouseEvent.CLICK, onMenuBtnClick);
				   this.menu["menuBtn"+i].addEventListener(MouseEvent.ROLL_OVER, onMenuBtnMouseOver);
				   this.menu["menuBtn"+i].addEventListener(MouseEvent.ROLL_OUT, onMenuBtnMouseOut);
				}else{
					trace("没有找到这个元件！");
				}
			}
			//选中状态
			this.menu[selectedBtn].removeEventListener(MouseEvent.CLICK, onMenuBtnClick);
			this.menu[selectedBtn].removeEventListener(MouseEvent.ROLL_OVER, onMenuBtnMouseOver);
			this.menu[selectedBtn].removeEventListener(MouseEvent.ROLL_OUT, onMenuBtnMouseOut);
			this.menu[selectedBtn].gotoAndStop(10);																				

		}
		//提示按钮  移动上去  显示提示框
		private function onMenuBtnMouseOver(event:MouseEvent):void {
			event.currentTarget.gotoAndPlay(2);
		}
		//提示按钮  移动上去  显示提示框
		private function onMenuBtnMouseOut(event:MouseEvent):void {
			event.currentTarget.gotoAndStop(1);
		}
		//提示按钮点击之后  弹出panel
		private function onMenuBtnClick(event:MouseEvent):void {
			//获取 btn的编号   尾号作为图片arr的序列
		  	//var btnNum:int = event.currentTarget.name.charAt(3);
			trace("点击的是："+event.currentTarget.name);			

			addMenuListener(event.currentTarget.name);		

			/*if(event.currentTarget.name == "menuBtn1"){

			}*/

		}