iaHover = function() {
var iaEls = document.getElementById("nav").getElementsByTagName("LI");
for (var i=0; i<iaEls.length; i++) {
iaEls[i].onmouseover=function() {
this.className+=" ie_does_hover";
}
iaEls[i].onmouseout=function() {
this.className=this.className.replace(new RegExp(" ie_does_hover\\b"), "");
}
}
}
if (window.attachEvent) window.attachEvent("onload", iaHover);