public virtual ActionResult SumOfOutgoings(DateTime?firstdateTime, DateTime?seconddateTime)
        {
            if (firstdateTime == null || seconddateTime == null)
            {
                return(Json(_outGoingService.SumOfOutgoings(_idLoggedUser), JsonRequestBehavior.AllowGet));
            }

            return(Json(_outGoingService.SumOfOutgoings(firstdateTime.Value, seconddateTime.Value, _idLoggedUser), JsonRequestBehavior.AllowGet));
        }