研究了一天，终于算是搞定。测试可兼容IE6,7,8,9及FF4,chrome,世界之窗,360浏览器,safari
<html>
<head>
<title>JQuery Corner Demo</title>
<style type="text/css">
div.inner { background: #ffffff; width:220px; height:220px;}
div.outer { background: red; width: 220px; height:220px; }
</style>
<script type="text/javascript" src="http://ajax.googl...