var jsvhover = function() {
 var menuDiv = document.getElementById('vertical-multilevel-menu');
 if (!menuDiv) {
  return;
 }

 var nodes = menuDiv.getElementsByTagName('li');
 for (var i=0; i<nodes.length; i++) {
  nodes[i].onmouseover = function() {
   this.className+= ' jsvhover';
  };
  nodes[i].onmouseout = function() {
   this.className = this.className.replace(new RegExp(" jsvhover\\b"), '');
  };
 }
};

if (window.attachEvent) {
 window.attachEvent('onload', jsvhover);
}