function toggleNav(id,show)
{
	var objLayer = document.getElementById(id);
	
	if (show=="on") {
		objLayer.style.display="block";
	}
	else {
		objLayer.style.display="none";
	}
}


function RetrieveSubMenuId(menuItem)
{
	var suffix = "submenu";
	var menuId = menuItem.id;
	if (menuId.indexOf(suffix) == -1)
	{
		menuId = menuId + suffix;
	}
	return menuId;
}
function DisplaySubMenu(menuItem)
{
	var menuId = RetrieveSubMenuId(menuItem);
	var subMenu = document.getElementById(menuId);
	if (subMenu.innerHTML.length > 0)
	{
		var headerMenu = null;
		headerMenu = document.getElementById("PageTemplate_PageBanner_HeaderMenu");
		if (headerMenu == null)
		{
			headerMenu = document.getElementById("PageBanner_HeaderMenu");
		}
		if (headerMenu == null)
		{
			headerMenu = document.getElementById("PageBanner_HeaderMenu");
		}
		if (headerMenu == null)
		{
			return;
		}
		var offSetLeft = menuItem.offsetLeft + headerMenu.offsetLeft;
		subMenu.style.visibility = 'visible';
		var centerOffset = document.getElementById("HeaderBannerOffSet").offsetLeft;
		subMenu.style.left = offSetLeft + centerOffset;
		subMenu.style.top = headerMenu.offsetTop + 26;
	}
}
function HideSubMenu(menuItem)
{
	var menuId = RetrieveSubMenuId(menuItem);
	var subMenu = document.getElementById(menuId);
	subMenu.style.visibility = 'hidden';
}
function DisplaySubChildMenu(menuItem)
{
	var menuId = RetrieveSubMenuId(menuItem);
	var subMenu = document.getElementById(menuId);
	if (subMenu.innerHTML.length > 0)
	{
		var offSetLeft = menuItem.offsetLeft + 145 + document.getElementById("HeaderMenu").offsetLeft;
		subMenu.style.visibility = 'visible';
		subMenu.style.left = offSetLeft;
		subMenu.style.top = menuItem.offsetTop - 1;
	}
}
function HideSubChildMenu(menuItem)
{
	var menuId = RetrieveSubMenuId(menuItem);
	var subMenu = document.getElementById(menuId);
	subMenu.style.visibility = 'hidden';
}