function initPage()
{
	var n = document.getElementById("nav");
	if (n)
	{
		var lis = n.getElementsByTagName("li");
		for (var i = 0; i < lis.length; i++)
		{
			lis[i].onmouseover = function()
			{
				this.className += " hover";
			}
			lis[i].onmouseout = function()
			{
				this.className = this.className.replace(" hover", "");
			}
		}
	}
}

if (window.attachEvent)	window.attachEvent("onload", initPage);