var cookie_agreement = "agreement";
var domain = document.domain.match(/[a-zA-Z0-9\-\_]+\.[a-zA-Z]{2,4}$/);
var referrer = document.referrer.match(/saunaclub\.cz/);

var disclaimer ="Warning\n\nYou are about to enter a website with erotically-oriented content; please read the instructions below carefully:\n\nBy clicking the 'OK' button I confirm the following\n\n1. I am older than eighteen, and I am of age.\n\n2. I am not scandalized, shocked and/or otherwise offended by erotically-oriented materials, and I am entering the website voluntarily. \n\n3. I am not providing a direct or indirect opportunity to access the materials published on the website to underage persons, or others who do not meet the terms and conditions mentioned in this representation.\n\nShould you fail to meet even one of the conditions under points 1 to 3, please leave the website immediately.\n\nIf you meet all the conditions under points 1 to 3, you are entitled to enter.\n\nI hereby agree and confirm the above-mentioned statements.";

if(!domain) domain = document.domain;

if(referrer) {
    document.cookie = cookie_agreement+"=true;;path=/;domain=."+domain;
}

if(document.cookie.indexOf(cookie_agreement) == -1) {
    if(confirm(disclaimer)) document.cookie = cookie_agreement+"=true;;path=/;domain=."+domain;
    else document.location.href = "about:blank";
}