var currentMenu = null;
	var lastMenuStarter = null;
	var mytimer = null;
	var timerOn = false;
	var opera = window.opera ? true : false;

	if (!document.getElementById)
		document.getElementById = function() { return null; }

	function initialiseDummy(dummy, root) {
//		ShowDebug("IN initialiseDummy dummy = " + dummy.id + " root = " + root.id);

		if(dummy){
			dummy.onmouseover = function() {
				containingMenu = this.parentNode.parentNode;
				for (var x=0;x<containingMenu.childNodes.length;x++) {
					if (containingMenu.childNodes[x].nodeName.toUpperCase()=="LI") {
						if (containingMenu.childNodes[x].getElementsByTagName("ul").length>0) {
							containingMenu.childNodes[x].getElementsByTagName("UL").item(0).style.visibility = 'hidden';
						}
					}
				}
			}
			dummy.onfocus = function() {
				dummy.onmouseover();
			}
		}
	}
	
	function initialiseMenu(menu, starter, root) {

		//ShowDebug("IN initialiseMenu menu = " + menu.id + " starter = "+ starter.id + " root = " + root.id);

		var leftstarter = false;
	
		if (menu == null || starter == null) return;
			currentMenu = menu;
	
		starter.onmouseover = function() {
			if (currentMenu) {
				if (this.parentNode.parentNode!=currentMenu) {
					currentMenu.style.visibility = "hidden";
					hideAllMenus(currentMenu, root);

				}
				if (this.parentNode.parentNode==root) {
					while (currentMenu.parentNode.parentNode!=root) {
						currentMenu.parentNode.parentNode.style.visibility = "hidden";
						currentMenu = currentMenu.parentNode.parentNode;
					}
				}
				currentMenu = null;
				this.showMenu();
	        	}
		}
	
		menu.onmouseover = function() {
			if (currentMenu) {
				currentMenu = null;
				this.showMenu();
	        	}
		}	
	
		starter.showMenu = function() {
			//ShowDebug("IN ShowMenu opera = " + opera);
			if (!opera) {
				//ShowDebug("Is parentnode == root")
				if (this.parentNode.parentNode==root) {					
					menu.style.left = this.offsetLeft + "px";
					menu.style.top = this.offsetTop + this.offsetHeight + "px";
					if (menu.offsetWidth < this.offsetWidth) menu.style.width = this.offsetWidth;
					//ShowDebug("Yes set left = " + menu.style.left + " top = " + menu.style.top + " width = "+  menu.style.width);
				}
				else {
				 	menu.style.left = this.offsetLeft + this.offsetWidth + "px";
				 	menu.style.top = this.offsetTop + "px";
					//ShowDebug("NO set left = " + menu.style.left + " top = " + menu.style.top);
				}
			}
			else {
				var rootOffset = root.offsetLeft;
				if (this.parentNode.parentNode==root) {
					menu.style.left = this.offsetLeft - rootOffset + "px";
					menu.style.width = this.offsetWidth;
					menu.style.top = this.offsetHeight + "px";
				}
				else {
				 	menu.style.left = this.offsetWidth - rootOffset + "px";
				 	menu.style.top = this.offsetTop + "px"; //menu.style.top - menu.style.offsetHeight + "px";
				}

			}
			menu.style.visibility = "visible";
			currentMenu = menu;
		}

		starter.onfocus	 = function() {
			starter.onmouseover();
		}
	
		menu.onfocus	 = function() {
//			currentMenu.style.visibility="hidden";
		}

		menu.showMenu = function() {
			menu.style.visibility = "visible";
			currentMenu = menu;
			stopTime();
		}

		menu.hideMenu = function()  {
			if (!timerOn) {
				mytimer = setInterval("killMenu('" + this.id + "', '" + root.id + "');", 1000); // Set time before menu is closed when mouse moves off of submenu
				timerOn = true;
				for (var x=0;x<menu.childNodes.length;x++) {
					if (menu.childNodes[x].nodeName=="LI") {
						if (menu.childNodes[x].getElementsByTagName("UL").length>0) {
							menuItem = menu.childNodes[x].getElementsByTagName("UL").item(0);
							menuItem.style.visibility = "hidden";
						}
					}
				}
			}
		}

		menu.onmouseout = function(event) {
			this.hideMenu();
		}
		menu.onblur = function() {
			this.hideMenu();
		}
		starter.onmouseout = function() {
			for (var x=0;x<menu.childNodes.length;x++) {
				if (menu.childNodes[x].nodeName=="LI") {
					if (menu.childNodes[x].getElementsByTagName("UL").length>0) {
						menuItem = menu.childNodes[x].getElementsByTagName("UL").item(0);
						menuItem.style.visibility = "hidden";
					}
				}
			}
			menu.style.visibility = "hidden";
		}
}
	function killMenu(menu, root) {
		//ShowDebug("IN killMenu menu = " +menu.id +" root = " + root.id);

		var menu = document.getElementById(menu);
		var root = document.getElementById(root);
		menu.style.visibility = "hidden";
		for (var x=0;x<menu.childNodes.length;x++) {
			if (menu.childNodes[x].nodeName=="LI") {
				if (menu.childNodes[x].getElementsByTagName("UL").length>0) {
					menuItem = menu.childNodes[x].getElementsByTagName("UL").item(0);
					menuItem.style.visibility = "hidden";
				}
			}
		}
		while (menu.parentNode.parentNode!=root) {
			menu.parentNode.parentNode.style.visibility = "hidden";
			menu = menu.parentNode.parentNode;
		}
		stopTime();
	}
	function stopTime() {
		if (mytimer) {
		 	 clearInterval(mytimer);
			 mytimer = null;
			 timerOn = false;
		}
	} 

	
function getMenus(elementItem, root) {
	//ShowDebug("IN getMenus elementItem = " + elementItem.id + " root = " + root.id);
	var selectedItem;
	var menuStarter;
	var menuItem;
	for (var x=0;x<elementItem.childNodes.length;x++) {
		if (elementItem.childNodes[x].nodeName.toUpperCase()=="LI") {
			if (elementItem.childNodes[x].getElementsByTagName("UL").length>0) {
				menuStarter = elementItem.childNodes[x].getElementsByTagName("A").item(0);
				menuItem = elementItem.childNodes[x].getElementsByTagName("UL").item(0);
				getMenus(menuItem, root);
				initialiseMenu(menuItem, menuStarter, root);
			}
			else {
				initialiseDummy(elementItem.childNodes[x].getElementsByTagName("A").item(0), root);
			}
		}
	}
}
function hideAllMenus(elementItem, root) {
	//ShowDebug("IN hideAllMenus elementItem = " + elementItem.id + " root = " + root.id);
	for (var x=0;x<elementItem.childNodes.length;x++) {
		if (elementItem.childNodes[x].nodeName.toUpperCase()=="LI") {
			if (elementItem.childNodes[x].getElementsByTagName("UL").length>0) {
				elementItem.childNodes[x].getElementsByTagName("UL").item(0).style.visibility = 'hidden';
				hideAllMenus(elementItem.childNodes[x].getElementsByTagName("UL").item(0), root);
			}
		}
	}
}


function StartTopMenu()
{
	//ShowDebug("In Start Top Menu")
	if(document.getElementById("topmenu"))
	{
		var root = document.getElementById("topmenu");
		var rootOffset = root.offsetLeft;
		getMenus(root, root);
	}
}

//ShowDebug("IN TopMenu.js")

addLoadEvent(StartTopMenu)