<!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">
<title>无标题文档</title>
</head>
<body>
<style type="text/css">
*{ margin:0; padding:0; list-style:none;}
body{ font:14px/25px arial; color:#000;}
#slide{ width:200px; margin:10px auto; text-align:center;}
#slide dt{ margin:5px 0 0; background:#ddd; font-weight:700; cursor:pointer;}
#slide dd{ margin:5px 0;}
#slide a{ display:block; color:#333; text-decoration:none;}
#slide a:hover,#slide .onhere{ background:#eee; color:#b00;}
</style>
<dl id="slide">
<dt>目录一</dt>
<dd>
<ul>
<li class="onhere"><a href="#">菜单1.1</a></li>
<li><a href="#">菜单1.2</a></li>
<li><a href="#">菜单1.3</a></li>
</ul>
</dd>
<dt>目录二</dt>
<dd>
<ul>
<li><a href="#">菜单2.1</a></li>
<li><a href="#">菜单2.2</a></li>
<li><a href="#">菜单2.3</a></li>
</ul>
</dd>
<dt>目录三</dt>
<dd>
<ul>
<li><a href="#">菜单3.1</a></li>
<li><a href="#">菜单3.2</a></li>
</ul>
</dd>
</dl>
<script src="jquery-1.5.2.js"></script>
<script>
$(function () {
$("#slide dd").hide();
$("#slide dd:first").show();
$("#slide dt").click(function () {
if ($(this).next().is(":hidden")) {
$("#slide dd").slideUp("fast");
$(this).next().slideDown("fast");
}
return false;
});
$("#slide li").click(function(){
$("#slide li").removeClass("onhere");
$(this).addClass("onhere");
});
});
</script>
</body>
</html>