function initialisePopupMenuByID(menuID) {

	if (document.all && document.getElementById) {

		var menu = document.getElementById(menuID);

		initialisePopupMenu(menu);


	}
	
}

function initialisePopupMenu(element) {

	var i = 0;
	var j = 0;
	
	for (i = 0; i < element.childNodes.length; i++) {

		menuItem = element.childNodes[i];

		if (menuItem && menuItem.nodeName == "LI") {

			initialisePopupMenuItem(menuItem);

			for (j = 0; j < menuItem.childNodes.length; j++) {
			
				subMenu = menuItem.childNodes[j];
				 
				if (subMenu.nodeName == "UL") {
					initialisePopupMenu(menuItem.childNodes[j]);
				}
			}
		}
	}
}

function initialisePopupMenuItem(element) {

	if (element && element.nodeName == "LI") {

		element.onmouseover = function() {
			this.className += " over";
		}
		
		element.onmouseout = function() {
			this.className = this.className.replace(" over", "");
		}
	}
}