<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<script src="../js/jquery-1.4.2.min.js" type="text/javascript"></script>
<script type="text/javascript">
$(function () {
$("ul li").each(function (index) {
$(this).mouseover(function () {
var obj = $(this).offset();
var xobj = obj.left + 190 + "px";
var yobj = obj.top - 50 + "px";
$(this).css({ "width": "190px", "z-index": "9999", "border-right": "none", "background": "#fff" });
$("ul > div:eq(" + index + ")").css({ "left": xobj, "top": yobj }).show();
}).mouseout(function () {
$("ul > .tips").hide();
$(this).css({ "width": "200px", "z-index": "1", "border": "1px solid #E5D1A1", "background": "#FFFDD2" })
})
})
$("div").each(function () {
$(this).mouseover(function () {
$(this).prev("li").css({ "width": "190px", "z-index": "9999", "border-right": "none", "background": "#fff" })
$(this).show();
}).mouseout(function () {
$(this).hide();
$(this).prev("li").css({ "width": "200px", "z-index": "1", "border": "1px solid #E5D1A1", "background": "#FFFDD2" });
})
})
})
</script>
</head>
<body>
<ul>
<li><a href="#">baidu</a></li>
<div class="tips">
<p><a href="http://www.baidu.com">baidu </a></p>
<p><a href="http://www.baidu.com">baidu </a></p>
</div>
<li>goolge</li>
<div class="tips">
<p><a href="http://www.google.com">google</a></p>
<p><a href="http://www.google.com">google</a></p>
</div>
<li>yahoo</li>
<div class="tips">
<p><a href="http://www.yahoo.com">yahoo</a></p>
<p><a href="http://www.yahoo.com">yahoo</a></p>
</div>
<li>microsoft</li>
<div class="tips">
<p><a href="http://www.microsoft.com">microsoft</a></p>
<p><a href="http://www.microsoft.com">microsoft</a></p>
</div>
</ul>
<style type="text/css">
html{color:#666;background:#FFF;}
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,i,fieldset,legend,input,textarea,p,blockquote,th,td{margin:0;padding:0;}
body{font:12px/1.3 arial,helvetica,clean,sans-serif,5b8b4f53;}
h1,h2,h3,h4,h5,h6{font-size:100%;font-weight:normal}
table{border-collapse:collapse;border-spacing:0;}
img{border:none;}
a{text-decoration:none; color:#666;}
a:hover{text-decoration:underline; color:#FF6600;}
ul,li{list-style-type:none;}
q:before,q:after{content:'';}
sup{vertical-align:text-top;}sub{vertical-align:text-bottom;}
/* All reset */
body{ margin:100px;}
ul li{line-height:30px; border:1px solid #E5D1A1; text-align:center; margin-top:-1px; 200px; background:#FFFDD2; position:relative; z-index:1;}
.tips{position:absolute; 150px; height:150px; border:1px solid #E5D1A1; background:#fff; z-index:2; display:none;}
</style>
</body>
</html>
转载原文：http://www.jb51.net/article/35992.htm