if (window.addEventListener)
window.addEventListener("load", hideSubs, true)
else if (window.attachEvent)
window.attachEvent("onload", hideSubs)
else if (document.getElementById)
window.onload=hideSubs

//previous load
//window.onload = hideSubs


function hideSubs()
{
	hideSub('services');
	hideSub('portfolio');
	hideSub('contact');
	hideSub('blog');
	hideSub('elsewhere');	
	
	var pageOn = readCookie('menuOn');
	if (pageOn != null)
		showSubById(pageOn);
//		pageOn.clicked;

	
}


function hideSubs2()
{
	hideSub('services');
	hideSub('portfolio');
	hideSub('contact');
	hideSub('blog');
	hideSub('elsewhere');	
}

function hideSub(itemID)
{

	var x = document.getElementsByTagName('li');
	for (var i=0;i<x.length;i++)
	{
		if (x[i].className == itemID)
			x[i].style.display = 'none';


	}
	var y = document.getElementsByTagName('span')
	for (var i=0;i<y.length;i++)
	{	
		if (y[i].className == itemID)
		{
			y[i].onclick = showSub;
			y[i].style.cursor = 'pointer';
			//alert(y[i].id);
		}	
	}
}

function showSub(e)
{
	if (!e) var e = window.event;

	//alert(getTarget(e).className)
	var classToShow = getTarget(e).className
	hideSubs2();
	var x = document.getElementsByTagName('li');
	for (var i=0;i<x.length;i++)
	{
		if (x[i].className == classToShow)
			x[i].style.display = 'block'
	}
	
	var y = document.getElementsByTagName('span')
	for (var i=0;i<y.length;i++)
	{	
		if (y[i].className == classToShow)
		{
			y[i].onclick = hideSubAgain;
			//alert(y[i].id);
		}	
	}
	//deleteCookie('menuOn');
	createCookie('menuOn',classToShow);
	
}

function showSubById(classToShow)
{
	//hideSubs();
	var x = document.getElementsByTagName('li');
	for (var i=0;i<x.length;i++)
	{
		if (x[i].className == classToShow)
			x[i].style.display = 'block'
	}
	
	var y = document.getElementsByTagName('span')
	for (var i=0;i<y.length;i++)
	{	
		if (y[i].className == classToShow)
		{
			y[i].onclick = hideSubAgain;
			//alert(y[i].id);
		}	
	}
	
	//createCookie('menuOn',classToShow);
	
}


function hideSubAgain(e)
{
	if (!e) var e = window.event;
	var classToShow = getTarget(e).className
	hideSub(classToShow);
}

function getTarget(e)
{
	var targ;
	if (e.target) targ = e.target;
	else if (e.srcElement) targ = e.srcElement;
	if (targ.nodeType == 3) // defeat Safari bug
		targ = targ.parentNode;
		return targ;
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}