ECshop鼠标划过弹出 微信扫一扫代码

<a href="../index.php" name="top"><img src="../images/logo.gif" /></a><a href="javascript:;" title="微信" class="weixin">
<img src="../images/weixin.png"> </a> 
 
<style type="text/css">
<!--
.weixin{background:url(../images/headTop_icon.png) no-repeat; display:inline-block;width:17px; height:17px;  position:relative; margin:5px; z-index:999999999}
.weixin img{ display:none}
.weixin:hover img{ display: block; position:absolute; left:0; top:20px;}
-->
</style>