public ActionResult AddOvd(string ovd)
        {
            try
            {
                Ovd ovdOdj = new Ovd();

                int ovdId = ovdOdj.AddOvd(ovd);

                return(Json(ovdId, JsonRequestBehavior.AllowGet));
            }
            catch (Exception ex)
            {
                string err = "Ошибка БД " + ex.Message;
                return(Json(err, JsonRequestBehavior.AllowGet));
            }
        }