<?php

require_once $_SERVER["DOCUMENT_ROOT"] . "/bitrix/modules/main/include/prolog_before.php";
CModule::IncludeModule('useraddress');
$id = $_POST['id'];
$user_id = $_POST['user_id'];
if ($_POST['remove'] == 'Y') {
    CUserAddress::removeUserAddress($id, $user_id);
    echo 'ok';
}
if ($_POST['default'] == 'Y') {
    CUserAddress::setUserAddressDefault($id, $user_id);
    echo 'ok';
}