/**
* Styleswitch stylesheet switcher built on jQuery
* Under an Attribution, Share Alike License
* By Kelvin Luck ( http://www.kelvinluck.com/ )
**/

$(document).ready(function() {

	var c = readCookie('style');
	if (c) 	{
		switchStylestyle(c);
		setRelAttribute(c);
	}
	else {
		var _images = ['./files/switch-black.png','./files/wubet-logo-black.png'];
		
		$.each(_images,function(e) {
			$(new Image()).load(function() {
			}).attr('src',this);
			});
			
	}	

$('.styleswitch').click(function()
	{
	    var _current = this.getAttribute("rel");
	    switchStylestyle(_current);
	    createCookie('style', _current, 365);
	    setRelAttribute(_current)
	    return false;
	});
	
});


function setRelAttribute(c)
{
	if(c == "white") $('.styleswitch').attr("rel", "black");
	if(c == "black") $('.styleswitch').attr("rel", "white");
}
		
function switchStylestyle(styleName)
{
	$('link[@rel*=style][@title]').each(function(i) 
	{
		this.disabled = true;
		if (this.getAttribute('title') == styleName) this.disabled = false;
	});
	
}

// cookie functions http://www.quirksmode.org/js/cookies.html
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);
}
// /cookie functions