activateMenu = function(nav) {
    /* currentStyle restricts the Javascript to IE only */
	if(document.getElementById(nav))
		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";
					}
				}
			}
	  }
}
function initMenu(idmenu)
{
	activateMenu(idmenu);
}