public ActionResult Add(MemberDistrictViewModel viewModel)
        {
            try
            {
                if (ModelState.IsValid)
                {
                    var memberDistrict = new MemberDistrict { Id = viewModel.Id, DistrictName = viewModel.DistrictName };

                    _db.MemberDistricts.Add(memberDistrict);
                    _db.SaveChanges();

                    return Content(Boolean.TrueString);
                }

                return Content(ExceptionHelper.ModelStateErrorFormat(ModelState));
            }
            catch (Exception ex)
            {
                ExceptionHelper.ExceptionMessageFormat(ex, true);
                return Content("Sorry! Unable to add this member district.");
            }
        }
        //
        // GET: /MemberDistrict/Delete/By ID
        public ActionResult Delete(int id)
        {
            try
            {
                var memberDistrict = _db.MemberDistricts.Find(id);
                if (memberDistrict != null)
                {
                    var memberDistrictViewModel = new MemberDistrictViewModel { Id = memberDistrict.Id, DistrictName = memberDistrict.DistrictName };

                    return PartialView("_Delete", memberDistrictViewModel);
                }
                else
                {
                    return RedirectToAction("Index", "MemberDistrict");
                }

            }
            catch (Exception ex)
            {
                ExceptionHelper.ExceptionMessageFormat(ex, true);
                return RedirectToAction("Index", "MemberDistrict");
            }
        }