<!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>
<title></title>
<script src="Scripts/jquery-1.4.1.js" type="text/javascript"></script>
<script language="javascript" type="text/javascript">
$(document).ready(function () {
$('.toggle').siblings('ul').toggle();
$('.toggle').click(function () {
$(this).siblings('ul').toggle('slow');
});
});
</script>
<style type="text/css">
.toggle
{
margin: auto;
background-color: #344868;
color: white;
font-weight: bold;
height: 25px;
padding-top: 7px;
text-indent: 10px;
}
.MenuHeader
{
list-style: none;
margin-left: 0px;
height: 25px;
}
#divroot
{
background-color: #EBEBEB;
border: 0px none;
width: 131px;
margin-left: 0px;
}
#divroot ul li
{
background-color: white;
border: 0px none;
color: #344868;
height: 25px;
margin-left: 0px;
}
#divroot ul li a
{
color: #344868;
text-decoration: none;
margin-left: 3px;
margin: auto;
}
#leftBar ul
{
margin-left: 3px;
list-style: none;
font-size: 12px;
}
#leftBar ul li
{
padding: 3px;
border: 1px solid #cdcde6;
margin-bottom: 2px;
height: 20px;
width: 131px;
}
#leftBar ul li a
{
margin-left: 1px;
}
a:hover
{
background-color: Yellow;
}
</style>
</head>
<body>
<div id="divroot">
<ul class="MenuHeader">
<li>
<div class="toggle">
Utilities</div>
<ul>
<li><a href="#">IFRAME</a></li>
<li><a href="#">My Mails</a></li>
<li><a id="linkgoogle" href="#">Google</a></li>
</ul>
</li>
<li>
<div class="toggle">
HTML</div>
<ul>
<li><a href="#">HTML Controls</a></li>
<li><a href="#">Open window</a></li>
</ul>
</li>
<li>
<div class="toggle">
Dynamic</div>
<ul>
<li><a href="#">Gridview</a></li>
<li><a href="#">Multiview</a></li>
<li><a href="#">VB.NET</a></li>
<li><a href="#">C#</a></li>
</ul>
</li>
<li>
<div class="toggle">
File/Folder</div>
<ul>
<li><a href="#')">#######</a></li>
<li><a href="#')">#######</a></li>
<li><a href="#')">#######</a></li>
</ul>
</li>
</ul>
</div>
</body>
</html>
I used JavaScript Library v1.4.1 you can download it from google.
You can use 1.3 jquery plugin. It will work.
enjoy