<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<script type="text/javascript" src="jquery1.7.js"></script>
<title></title>
<style type="text/css">
ul {
float: left;
height: 300px;
450px;
}
li {
list-style: none;
float: left;
height: 50px;
background-color: #005eac;
display: block;
line-height: 50px;
text-align: center;
color: white;
border: solid 1px white;
overflow: hidden;
100%;
}
</style>
</head>
<body>
<ul>
<li name="2" style='display: none;'>我下移</li>
<li name="2" style='display: none;'>我下移</li>
<li name="2" style='display: none;'>我下移</li>
<li name="2" style='display: none;'>我下移</li>
<li name="2" style='display: none;'>我下移</li>
<li name="1">我上移</li>
<li name="1">我上移</li>
<li name="1">我上移</li>
<li name="1">我上移</li>
<li name="1">我上移</li>
</ul>
</body>
</html>
<script type="text/javascript">
$(document).ready(function() {
$("ul > li[name='2']").slideDown();
$("ul > li[name='1']").slideUp(500);
});
</script>