var Cookies = {
	init: function () {
		var allCookies = document.cookie.split('; ');
		for (var i=0;i<allCookies.length;i++) {
			var cookiePair = allCookies[i].split('=');
			this[cookiePair[0]] = cookiePair[1];
		}
	},
	create: function (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=/";
		this[name] = value;
	},
	erase: function (name) {
		this.create(name,'',-1);
		this[name] = undefined;
	}
};
Cookies.init();

function createCookie(name,value,days) {
	Cookies.create(name, value, days);
}

function eraseCookie(name) {
	Cookies.erase(name);
}

function plancontrole(){
	var name = "plan2004";
	
	if (Cookies[name] != "ok"){
		createCookie(name,'ok','');
		window.open('popup.html', 'popup', 'width=500,height=200,scrollbars=no,resizable=yes'); ;
	}
}

plancontrole();