function startList(nome_list) {
if (document.all&&document.getElementById) {
menuRoot = document.getElementById(nome_list);
for (i=0; i<menuRoot.childNodes.length; i++) {
node = menuRoot.childNodes[i];
if (node.nodeName=='LI') {
node.onmouseover=function() {
this.className+=' over';
  }
  node.onmouseout=function() {
  this.className=this.className.replace(' over', '');
   }
   }
  }
 }
}