public ActionResult DeleteCity(int cityId)
        {
            #region Check Rights
            bool hasRights = false;
            hasRights = AdminHelper.CheckUserAction(ScreenEnum.CitiesLibrary, ActionEnum.Delete);
            if (!hasRights)
            {
                return(Json("You are UnAuthorized to do this action"));
            }

            #endregion

            string isDeleted = LibraryCommonHelper.DeleteCity(cityId);
            return(Json(isDeleted));
        }