sfHover = function() {
   var sfEls = document.getElementById("navbar").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"), "");
      }
   }
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

function openWindow(url, wname, width, height) 
{  

 window.open(url, wname, "height=" + height + ",width=" + width + "location = 0, status = 1, resizable = 0, scrollbars=1, toolbar = 0");  

 return true;  

 }