//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);