function initPage()
{
	var uls = document.getElementsByTagName("ul");
	for (var j=0; j<uls.length; j++)
	{			
		if (uls[j].className.indexOf("nav") != -1)  {
			var nodes = uls[j].getElementsByTagName("li");
			for (var i = 0; i < nodes.length; i++)
			{
				nodes[i].onmouseover = function () 
				{
					this.className += " hover";
				}
				nodes[i].onmouseout = function ()
				{
					this.className = this.className.replace("hover", "");
				}
			}
		}
	}
}
if (window.attachEvent)
	window.attachEvent("onload", initPage);