startList = function() 
{
	if (document.all&&document.getElementById) 
	{
		navRoot = document.getElementById("nav");

		for (i=0; i<navRoot.childNodes.length; i++) 
		{
			node = navRoot.childNodes[i];
			if (node.nodeName=="li") 
			{
				node.onmouseover=function() 
				{
					this.className+=" over";
  				}
					node.onmouseout=function() 
					{
						this.className=this.className.replace(" over", "");
   					}
   				}
  			}
 		}
	}
	window.onload=startList;
}