function add_vote(rate)
{
    get_object('vote_rate').value = rate;
    var form_request = new AjaxFormRequest(get_object('vote_form'), window.location.href, 'POST');
    form_request.setCallbackFunc(add_vote_success);
    form_request.buttonId =  null;
    form_request.needClear = false;
    return !form_request.send();
}

function add_vote_success(xml)
{
    if (!xml.isOK) {
        return false;
    }
    var container = get_object('vote_containter');
    container.innerHTML = xml.objXml.responseText;
}