startList = function()
{
	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 = "hover";
  		}
  		node.onmouseout = function()
			{
				this.className = "";
			}
		}
	}
}
window.onload = startList;