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请问那里写错了

时间：2009-05-24

来源：互联网

复制代码

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script type="text/javascript" src="jquery-1.3.2.min.js"></script>
<script type="text/javascript">
$(function(){
$("ul.two").hide();
$("li.four").hover(function(){ $(".two" this).SlideDown();},
function(){
$(".two" this).slideUp();
});
});
</script>
<title>无标题文档</title>
<style type="text/css">
* {
margin:0px;
padding:0px;
}
#nav{ margin:20px;}
ul {
list-style-type:none;
}
.one{
float:left;
}
a{ display:block;width:70px;height:30px; border:1px solid gray; text-align:center; line-height:30px; margin-left:5px;}
</style>
</head>
<body>
<div id="nav">
<ul>
<li class="one"><a href="">首页</a></li>
<li class="one four"><a href="">龙隐</a>
<ul class="two">
<li><a href="">aaaa</a></li>
<li><a href="">bbbb</a></li>
<li><a href="">cccc</a></li>
</ul>
</li>
<li class="one"><a href="">网易</a></li>
<li class="one"><a href="">新浪</a></li>
</ul>
</div>
</body>
</html>