sfHover = function() {
	var sfEls = document.getElementById("nav").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 waitPreloadPage() { //DOM
if (document.getElementById){
	document.getElementById('prepage').style.visibility='hidden';
} else {
	if (document.layers){ //NS4
	document.prepage.visibility = 'hidden';
}
else { //IE4
	document.all.prepage.style.visibility = 'hidden';
}
}
}