public ActionResult Configure()
		{
			var model = new PayUMeaStandardConfigurationModel();
			int storeScope = this.GetActiveStoreScopeConfiguration(_storeService, _services.WorkContext);
			var settings = _services.Settings.LoadSetting<PayUMeaStandardPaymentSettings>(storeScope);

			model.Copy(settings, true);

			var storeDependingSettingHelper = new StoreDependingSettingHelper(ViewData);
			storeDependingSettingHelper.GetOverrideKeys(settings, model, storeScope, _services.Settings);

			return View(model);
		}
		public ActionResult Configure(PayUMeaStandardConfigurationModel model, FormCollection form)
		{
			if (!ModelState.IsValid)
				return Configure();

			ModelState.Clear();

			var storeDependingSettingHelper = new StoreDependingSettingHelper(ViewData);
			int storeScope = this.GetActiveStoreScopeConfiguration(_storeService, _services.WorkContext);
			var settings = _services.Settings.LoadSetting<PayUMeaStandardPaymentSettings>(storeScope);

			model.Copy(settings, false);

			storeDependingSettingHelper.UpdateSettings(settings, form, storeScope, _services.Settings);

			// multistore context not possible, see IPN handling
			_services.Settings.SaveSetting(settings, x => x.UseSandbox, 0, false);

			_services.Settings.ClearCache();
			NotifySuccess(_services.Localization.GetResource("Plugins.Payments.PayUMea.ConfigSaveNote"));

			return Configure();
		}