activateMenu = function(nav) {
 /* currentStyle restricts the Javascript to IE only */
 if (document.all && document.getElementById(nav).currentStyle) { 
 var navroot = document.getElementById(nav);
 /* Get all the list items within the menu */
 var lis=navroot.getElementsByTagName("LI"); 
 for (i=0; i<lis.length; i++) {
 /* If the LI has another menu level */
 if(lis[i].lastChild.tagName=="UL"){
 /* assign the function to the LI */
 lis[i].onmouseover=function() { 
 /* display the inner menu */
 this.lastChild.style.display="block";
 }
 lis[i].onmouseout=function() { 
 this.lastChild.style.display="none";
 }
 }
 }
 }
 }
 /* I do this differently on the test page to fix a problem float
     container problem in IE5 Mac*/
 /*Uncomment the function below*/
 /* <-- delete this whole line.
 window.onload= function(){
 
 activateMenu('nav'); //you only need one of these for each menu
 activateMenu('vertnav'); 
 }
 delete this whole line.--> */