$('head link').each(loadLastCSS);

function setStyleCSS() 
{
	$('head link').each(makeStyleCSS);
	return false;
}
function setAlternateCSS() 
{
	$('head link').each(makeAlternateCSS);
    return false;
}

function makeAlternateCSS()
{
	if( $(this).attr('href') == '/public/site/css/style.css' )
	{
		var cssHref = $(this).attr('href').replace(/style/g, 'alternate');
		createCookie('css',cssHref,90); 
	}
	
	$(this).attr('href', cssHref);
}

function makeStyleCSS()
{
	if( $(this).attr('href') == '/public/site/css/alternate.css' )
	{
		var cssHref = $(this).attr('href').replace(/alternate/g, 'style');
		createCookie('css',cssHref,90); 
	}
	
	$(this).attr('href', cssHref);
}

function loadLastCSS()
{
	if( $(this).attr('href') == '/public/site/css/style.css' && readCookie('css') == '/public/site/css/alternate.css' )
	{
		var cssHref = $(this).attr('href').replace(/style/g, 'alternate');
		createCookie('css',cssHref,90); 
	}
	
	$(this).attr('href', cssHref);
}

function setNewCSS(href)
{
	$(this).attr('href', href);
}

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);
}