activateMenu = function(nav) {



	var navroot = document.getElementById(nav);

  /* currentStyle restricts the Javascript to IE only */

  if (!navroot || !navroot.currentStyle || !document.all) return;

        

			/* 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";

							}

					}

			}

}