js代码

<script src="js/myFun.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
	window.addEventListener('load',function(){
		//获取事件源
		var box = document.getElementById('box');
		var close = document.getElementById('close');
		var top = document.getElementById('top');
		var bottom = document.getElementById('bottom');
		//绑定事件
		close.addEventListener('click',function(){
			animation(bottom,{"height":0},function(){
				animation(box,{"width":0},function(){
					close.style.display = 'none';
				})
			})
		});
	})
</script>