navHover = function() {
	var lis = document.getElementById("nav").getElementsByTagName("li");
	for (var i=0; i<lis.length; i++) {
		lis[i].onmouseover=function() {this.className+=" iehover";}
		lis[i].onmouseout=function() {this.className=this.className.replace(new RegExp(" iehover\\b"), "");}
	}
}
if(window.attachEvent) window.attachEvent("onload", navHover);
window.onerror=function(){return true;}