var cookie = 1;
var tmpcookie = new Date();
chkcookie = (tmpcookie.getTime() + "");
document.cookie = "chkcookie=" + chkcookie + "; path=/";
if (document.cookie.indexOf(chkcookie,0)<0) {
cookie = 0;
}

function writeScreenCookie(){
var today = new Date();
var the_date = new Date("December 31, 2023");
var the_cookie_date = the_date.toGMTString();
var the_cookie_width = screen.availWidth;
var the_cookie_width = "users_width=" + the_cookie_width + ";expires=" + the_cookie_date;
document.cookie=the_cookie_width;
var the_cookie_height = screen.availHeight;
var the_cookie_height = "users_height=" + the_cookie_height + ";expires=" + the_cookie_date;
document.cookie=the_cookie_height;
location = '/index.php';
}

function writeCookie(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=/";
}