IGS.subscribe = function(form) {
    if (document.getElementById)
    {
        var myCallback = function(response) {
            var target = document.getElementById("newsletter_response");
                target.innerHTML = response;
                window.setTimeout(function() {
                    target.innerHTML = '';
                }, 5000);
        }

        var options = {
            responseType: "TEXT",
            onComplete: myCallback,
            method: "POST",
            params: form // IGS.Ajax va prelua toate campurile NECESARE din formular si le va serializa intern
        }

        try {
            var q = new IGS.Ajax("http://www.cmbtravel.ro/add_subscriber.php", options);
                q.request();
        } catch (e) {
            console.log(e.toString());
        }
        form.reset();
        return false;
    }
    return true;
}