var url = 'http://192.168.15.250:8008/auth';
var url2 = 'http://busstop.vistar.su/auth';
var url3 = 'http://busstop.vistar.su/device/7';
var auth = {
        username: "admin",
        password: "VIStar"
};

function myAuth() {
    $.ajax({
            url: url2,
            type: "POST",
            data: auth,
            crossOrigin: true,
            withCredentials: true,
            contentType: "application/x-www-form-urlencoded"
        }).done(function(resp) {
            alert("OK");
        }).fail(function(r) {
            alert("Login Failed");
        });
}

myAuth();