function SEOMenuHover(controlID) {
    var sfEls = document.getElementById(controlID).getElementsByTagName('LI');
    for (var i = 0; i < sfEls.length; i++) {
        sfEls[i].onmouseover = function() {
            this.className += ' hover';
        }
        sfEls[i].onmouseout = function() {
            this.className = this.className.replace(new RegExp(' hover\\b'), '');
        }
    }
}