function jc_setfrmfld() {
    var obj = document.documentElement;
    while (obj.lastChild) obj = obj.lastChild;
    obj = obj.parentNode;
    var a = obj.parentNode;
    var inp = a.getElementsByTagName('input');
    var td = inp.item(inp.length-1).parentNode;

    }

/**
 * @param {object} form
 * @param {boolean} isUserNameShow
 * @param {boolean} isUserNameRequired
 * @param {boolean} isMiddleNameShow
 * @param {boolean} isMiddleNameRequired
 * @param {boolean} isLastNameShow
 * @param {boolean} isLastNameRequired
 * @param {boolean} isEmailShow
 * @param {boolean} isEmailRequired
 * @param {boolean} isPhoneShow
 * @param {boolean} isPhoneRequired
 * @param {boolean} isCityShow
 * @param {boolean} isCityRequired
 * @return {boolean}
 */
function jc_chkscrfrm(form, isUserNameShow, isUserNameRequired, isMiddleNameShow, isMiddleNameRequired, isLastNameShow, isLastNameRequired, isEmailShow, isEmailRequired, isPhoneShow, isPhoneRequired, isCityShow, isCityRequired)
{
    var formData = new FormData(form);
    if (typeof form.elements.hash === 'undefined') {
        var hashParameters = {
            uname: isUserNameShow && isUserNameRequired,
            middlename: isMiddleNameShow && isMiddleNameRequired,
            lastname: isLastNameShow && isLastNameRequired,
            email: isEmailShow && isEmailRequired,
            phone: isPhoneShow && isPhoneRequired,
            city: isCityShow && isCityRequired
        };

        var hashParametersSerialized = Object.keys(hashParameters).map(function(key) {
            return encodeURIComponent(key) + '=' + encodeURIComponent(hashParameters[key]);
        }).join('&')

        formData.append('hash', btoa(hashParametersSerialized));
    }

    var xhr = new XMLHttpRequest();

    var action = form.action.replace(/^(http:|https:)/, '');
    xhr.open(form.method, action + '&isJsValidation=1');
    xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
    xhr.withCredentials = true;
    xhr.send(formData);

    xhr.onreadystatechange = function() {
        if (this.readyState !== 4) {
            return;
        }

        if (this.status === 200) {
            var response = JSON.parse(this.responseText);
            if (response.success === false) {
                var firstError = response.errors[0];

                form.elements[firstError.attribute].focus();
                alert(firstError.message);
            } else {
                window.location.href = response.location;
            }
        }
    }

    return false;
}


function getCookie(name) {
    var cookie = " " + document.cookie;
    var search = " " + name + "=";
    var setStr = null;
    var offset = 0;
    var end = 0;
    if (cookie.length > 0) {
        offset = cookie.indexOf(search);
        if (offset != -1) {
            offset += search.length;
            end = cookie.indexOf(";", offset)
            if (end == -1) {
                end = cookie.length;
            }
            setStr = unescape(cookie.substring(offset, end));
        }
    }
    return (setStr);
}

if (getCookie('sitePreview') != '1') {
    var real_location = location.hostname;
    if (real_location.indexOf("justclick.ru") + 1) {
        // мы на домене JC, заменим юзерскую оферту офертой JC
        var oferta_link = '/media/oferta.php';
        $('[id ^= "subscr-form-"]').find('tr[rel="oferta"]').remove();
        var oferta_element =
            '<tr rel="oferta">' +
            '<td align="right" style="padding-top: 15px;" colspan="2">' +
            '<input id="offerta_accept" type="checkbox" checked="" name="offerta_accept">' +
            '<span><small>Прочитал и согласен с <a class="oferta" target="_blank" href="http://alpha-and-omega.online/goroskop/index_files/'&#32;+&#32;oferta_link&#32;+&#32;'" onclick="window.open(\'' + oferta_link + '\',\'Oferta\',\'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,width=450,height=450\'); return false;">договором оферты</a></small></span>' +
            '</td>\n\t\t' +
            '</tr>';
        $('[id ^= "subscr-form-"]').find('tr:last').before(oferta_element);
    } else {
        $('tr[rel="oferta"] a.oferta').each(function (index, offerLink) {
            if ($(offerLink).attr('href').indexOf("justclick.ru") !== -1) {
                $(offerLink).closest('tr[rel="oferta"]').remove();
            }
        });
    }
}