var timer = null;
var currentMenu = 0;
var menuItemHeight = 18;
var menuItemWidth = 125;

function ShowSubmenu(menuItem,id)
{
	var submenu = document.getElementById("divSubmenu_" + id);
	var top = menuItem.offsetTop;
	var left = menuItemWidth;
	
	if (currentMenu > 0)
	{
		document.getElementById("menu_item_" + currentMenu).className = "menu_item_normal";
		
		var openSubmenu = document.getElementById("divSubmenu_" + currentMenu);
		if (openSubmenu != null)
		{
			openSubmenu.style.display = "none";
		}
	}
	currentMenu = id;
	
	menuItem.className = "menu_item_over";
	
	if (submenu != null)
	{
		submenu.style.display = "block";
		submenu.style.top = top - 2;
		submenu.style.left = left + 2;
	}
}

function HideAll()
{
	if (currentMenu > 0)
	{
		document.getElementById("menu_item_" + currentMenu).className = "menu_item_normal";
		
		var openSubmenu = document.getElementById("divSubmenu_" + currentMenu);
		if (openSubmenu != null)
		{
			openSubmenu.style.display = "none";
		}
		currentMenu = 0;
	}
}

function Hilite(submenuItem)
{
	submenuItem.className = "menu_item_over";
}

function Delite(submenuItem)
{
	submenuItem.className = "menu_item_normal";
}

function StartHideAll()
{
	timer = window.setTimeout("HideAll()",500);
}

function StopHideAll()
{
	window.clearTimeout(timer);
}

function Navigate(url)
{
	document.location = url;
}