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();
		if(days != "-1") alert("Oferta: "+value+"została dodana do schowka.");
		else alert("Oferta: "+value+"została usunięta ze schowka.");
	}
	else {
		var expires = "";
	}
	document.cookie = name+"="+value+expires+"; path=/";
	readAllCookie();
}
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);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}
function readAllCookie() {
	var ca = document.cookie.split(';');
	$('container').update('');
	for(var i=0;i < ca.length;i++) {
		if(ca[i].indexOf("oferta:") >= 0) {
			//usowanie zbednego znaku
			if(ca[i].indexOf("oferta:") >= 1) minus_znak = 1;
			else minus_znak = 0;
		
			// zawartosc schowka
		    var symbol_oferty = ca[i].substring(ca[i].indexOf(":")+1,ca[i].indexOf("="));
		    var nazwa_oferty = ca[i].substring(ca[i].indexOf("=")+1,ca[i].length);
			$('container').update($('container').innerHTML+"<a href=\"/kod="+(symbol_oferty)+"\">"+nazwa_oferty+"</a> ( Symbol oferty: "+symbol_oferty+") <a href=\"#\" onClick=\"javascript:eraseCookie('oferta:"+(symbol_oferty)+"'); readAllCookie();\"><button>Usun</button></a> <br />");
		}
	}

if($('container').innerHTML == '') $('container').update('Brak imprez w schowku.');
	
	return null;
}

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