function initNav()
{
    var nav = document.getElementById("nav");
	var timer;
    if(nav)
    {
        var lis = nav.getElementsByTagName("li");
		for (var i = 0; i < lis.length; i++)
		{
			lis[i].onmouseover = function()
			{
				clearTimeout(timer);
				for (var j = 0; j < lis.length; j++)
				{
					if(lis[j].parentNode.parentNode.parentNode.id != "nav")
						lis[j].className = lis[j].className.replace("hover", "");
				}
				
				this.className += " hover";
				this.className += " selected";
				
			}
			lis[i].onmouseout = function()
			{
				var _this = this;
				timer = setTimeout(function(){
					_this.className = _this.className.replace("hover", "");
				}, 1000);
				
				this.className = this.className.replace("selected", "");
			}
		}
    }
}
if (window.addEventListener)
{
		window.addEventListener("load", initNav, false);
}
else if (window.attachEvent)
{
	    window.attachEvent("onload", initNav);
}