/* Instantiate EKMenu namespaces */
function EKMenu() {};
EKMenu.Config = function(){};


// EKMenu configuration
EKMenu.Config.delay             = 0; // SetTimeout Delay, to prevent the menu closing immediately when losing focus
EKMenu.Config.hide_dropdowns    = true; // Configure if dropdowns should be hidden on IE

// Browser detection
EKMenu.MSIE = (navigator.userAgent.indexOf("MSIE") >= 0 && navigator.userAgent.indexOf("Opera") < 0);


EKMenu.showMenu = function(objMenu, strMenu)
{
var menu = objMenu.parentNode.nextSibling;

// Clear the menu timer
EKMenu.hideMenuImmediate();

if (menu)
{		
if (EKMenu.Config.hide_dropdowns && EKMenu.MSIE)
{
// Show the IFRAME overlay under the menu
if ((menu.nextSibling) && (menu.nextSibling.tagName == "IFRAME"))
{
var iframe = menu.nextSibling;

iframe.style.left = menu.offsetLeft + "px";
iframe.style.height = menu.clientHeight + "px";
iframe.style.visibility = "visible";
}					
}

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

EKMenu.hideMenuDelayed = function(objMenu)
{
if (objMenu)
{		
if (EKMenu.Config.hide_dropdowns && EKMenu.MSIE)
{
// Hide the IFRAME overlay under the menu
if ((objMenu.nextSibling) && (objMenu.nextSibling.tagName == "IFRAME"))
{
objMenu.nextSibling.style.visibility = "hidden";
}
}

// setTimeout function to create a delay
EKMenu.timeout = setTimeout(	function() 
{ 
try
{
EKMenu.hideSubMenu(objMenu);
}
catch(e)
{
// Prevent error with FireFox still triggering after a page-reload
}  
}, EKMenu.Config.delay);
}
}

EKMenu.hideMenuImmediate = function()
{
// Clear the existing timeout was set using setTimeout().
if (EKMenu.timeout)
{
clearTimeout(EKMenu.timeout);
}
}

EKMenu.hideSubMenus = function(objContainer)
{		
// Find all the children menu's
var elements = objContainer.getElementsByTagName("ul");

MM_swapImgRestore();

for (var i = 0; i < elements.length; i++)
{
EKMenu.hideSubMenu(elements[i]);
}
}

EKMenu.hideSubMenu = function(objMenu) 
{
if (objMenu)
{
objMenu.style.visibility = "hidden";    	
MM_swapImgRestore();
}
}

EKMenu.HandleIBELink = function(oLink)
{
oLink.href = oLink.href.replace("j=f", "j=t");
return true;
}