public ActionResult DeleteCommon(string id)
        {
            Guid CommonId = Guid.Empty;

            if (Guid.TryParse(id, out CommonId))
            {
                var result = commonServices.DeleteCommon(CommonId);
                if (result && Request.IsAjaxRequest())
                {
                    return(Json(true, JsonRequestBehavior.AllowGet));
                }
                else if (result)
                {
                    return(RedirectToAction("Common"));
                }
                else if (Request.IsAjaxRequest())
                {
                    return(Json(false, JsonRequestBehavior.AllowGet));
                }
                else
                {
                    return(RedirectToAction("Common"));
                }
            }
            return(HttpNotFound());
        }