var curPop = null;
         function clearCurrent() {
            // Hide the pop-up menu that is currently displayed.
            if (null != curPop)
               curPop.style.display = "";
            curPop = null;
         }

         function popup() {
		 	clearCurrent();	  
            var el = event.srcElement;
            // Display a new menu option.
            if (("P" == el.tagName) &&
                  ("menu" == el.parentElement.parentElement.parentElement.parentElement.id)) {
               // Position and display the pop-up menu.
               var elpop = document.all[el.sourceIndex + 1];
               elpop.style.pixelLeft = el.parentElement.offsetLeft-2;
               elpop.style.pixelTop  = el.offsetTop +
                  document.all.menu.offsetTop+90;
               elpop.style.display = "block";
               curPop = elpop;
            }
            event.cancelBubble = true;
         }

         function highlight() {
		
            // Highlight and popup  the menu options.
            if (null != event.fromElement)
               if ((event.fromElement.tagName == "P") &&
				  (event.fromElement.parentElement.parentElement.parentElement.parentElement.id == "menu"))
				  {
                  event.fromElement.className = "";
            	  }
            
            if (null != event.toElement)
               if ((event.toElement.tagName == "P") && (event.toElement.parentElement.parentElement.parentElement.parentElement.id == "menu"))
				{
				  popup();					
                  event.toElement.className = "over";
				}
         }