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;