js控制div层的叠加简单方法

如下所示: <style type="text/css"> .favorite_icon{float:left; padding: 0 0 0 30px;} .favorite_label{float:left; width:950px;} .favorite_label h2{ border-bottom: medium none;height: 60px;padding: 0.8em 0 0 0px;} .favorite_title{height:60px;margin:0px auto 12px auto;} .favorite_title a:link, .favor