sfHover = function() {
	var sfEls = document.getElementById("nav_main").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);


function getCSS()
{
datetoday = new Date();
timenow=datetoday.getTime();
datetoday.setTime(timenow);
thehour = datetoday.getHours();

if (thehour > 23)
display = "fileadmin/templates/css/color/black.css";
else if (thehour > 20)
display = "fileadmin/templates/css/color/brown.css";
else if (thehour > 16)
display = "fileadmin/templates/css/color/patrol.css";
else if (thehour > 14)
display = "fileadmin/templates/css/color/orange.css";
else if (thehour > 11)
display = "fileadmin/templates/css/color/red.css";
else if (thehour > 9)
display = "fileadmin/templates/css/color/green.css";
else if (thehour > 6)
display = "fileadmin/templates/css/color/blue.css";
else
display = "fileadmin/templates/css/color/black.css";

var css = '<';  css+='link rel="stylesheet" href=' + display + ' \/';  css+='>';

document.write(css);
}