// patch IE’s :hover & :focus problems with tags other than <a>
sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("li");
	for (var i=0; i<sfEls.length; i++) {
	sfEls[i].onmouseover=function() {
		sel = document.getElementsByTagName("select");
		for (var i=0; i<sel.length; i++) {
			sel[i].style.visibility = 'hidden';
		}
	this.className+=" sfhover";
	}
	sfEls[i].onmouseout=function() {
		sel = document.getElementsByTagName("select");
		for (var i=0; i<sel.length; i++) {
			sel[i].style.visibility = 'visible';
		}
		this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
// only windows:
if (window.attachEvent) window.attachEvent("onload", sfHover);