sfHover = function()
		{
			var tmpEls = document.getElementById("nav");

			if(tmpEls != null)
			{
			    var sfEls;
			    sfEls = tmpEls.getElementsByTagName("LI");
			    for (var i=0; i<sfEls.length; i++)
			    {
				    sfEls[i].onmouseover=function()
				    {
					    this.className+=" sfhover";
				    }
				    sfEls[i].onmouseout=function()
				    {
					    this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
				    }
			    }
			}
		}
		if (window.attachEvent) window.attachEvent("onload", sfHover);