/*
Written by Ayman Teryaki
Site openquran.org / code19.eu
*/
/**************** COOKIE **********************/
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);
}

/*********** stretch skript ********************/
function stretch(x){
	if (x.match(/http:\/\//)) var url = x;
	else var url = 'oq_content/wallpapers/'+x;
	document.getElementById("bgImage").src = url;
	createCookie('bgImage', x, 7);
}
function sortCookieOptions(img){
	if(readCookie('bgImage')==null) stretch(img);
	else stretch(readCookie('bgImage'));
}