ADD MENU 'ACTIVE ON THE SELECTION FOR "jQuery Multi Level CSS Menu #2"

[RENATO_PIRAS]

Hello everyone
I would add to jQuery Multi Level CSS Menu # 2 THE OPPORTUNITY TO HAVE DIFFERENT COLOR THE MAIN ITEM ON THE MENU AT THAT TIME.
HOW CAN I DO?
THANKS
RENATO

/***********************CSS STYLE ****************/
<link rel="stylesheet" type="text/css" href="jqueryslidemenu.css" />

<!--[if lte IE 7]>
<style type="text/css">
html .jqueryslidemenu{height: 1%;} /*Holly Hack for IE7 and below*/
</style>
<![endif]-->

<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js"></script>
<script type="text/javascript" src="jqueryslidemenu.js"></script>



/*******************MENU***********************/
<div id="myslidemenu" class="jqueryslidemenu">
<ul>
<li><a href="http://www.dynamicdrive.com">Item 1</a></li>
<li><a href="#">Item 2</a></li>
<li><a href="#">Folder 1</a>
<ul>
<li><a href="#">Sub Item 1.1</a></li>
<li><a href="#">Sub Item 1.2</a></li>
<li><a href="#">Sub Item 1.3</a></li>
<li><a href="#">Sub Item 1.4</a></li>
</ul>
</li>
<li><a href="#">Item 3</a></li>
<li><a href="#">Folder 2</a>
<ul>
<li><a href="#">Sub Item 2.1</a></li>
<li><a href="#">Folder 2.1</a>
<ul>
<li><a href="#">Sub Item 2.1.1</a></li>
<li><a href="#">Sub Item 2.1.2</a></li>
<li><a href="#">Folder 3.1.1</a>
<ul>
<li><a href="#">Sub Item 3.1.1.1</a></li>
<li><a href="#">Sub Item 3.1.1.2</a></li>
<li><a href="#">Sub Item 3.1.1.3</a></li>
<li><a href="#">Sub Item 3.1.1.4</a></li>
<li><a href="#">Sub Item 3.1.1.5</a></li>
</ul>
</li>
<li><a href="#">Sub Item 2.1.4</a></li>
</ul>
</li>
</ul>
</li>
<li><a href="http://www.dynamicdrive.com/style/">Item 4</a></li>
</ul>
<br style="clear: left" />
</div>