browserId = false;
var match = document.cookie.match(new RegExp('(^| )mayak=([^;]+)'));
if (match) browserId = match[2];
          
if (!browserId){
    browserId = Math.random().toString(16).slice(2);
    let date = new Date(Date.now() + 1000 * 60 * 60 * 24 * 10);
    date = date.toUTCString();
    document.cookie = "mayak=" + browserId + "; expires=" + date;
}
        
function query(data){
    data.cookie = document.cookie;
    data.browserId = browserId;
    var xmlhttp = new XMLHttpRequest();
    xmlhttp.open("POST", "https://mayak.is2b.ru/info/", true);
    xmlhttp.send(JSON.stringify(data));
}
window.mayakGoal = function(goal){query({goal: goal});}

query({url: window.location.href, ref: document.referrer});