public ActionResult Add([ModelBinder(typeof(DevExpressEditorsBinder))]  ApprovalModel approvalModel)
        {
            approvalModel._UserId = (int)Session["userId"];

            approvalService = new ApprovalService();


            if (ModelState.IsValid)
            {
                approvalService.Add(approvalModel);
                approvalModel = approvalService.GetNewModel();
            }
            else
            {
                string message = GetErrorModel();

                throw new Exception(string.Format("[VALIDATION] {0}", message));
            }


            approvalModel._FormMode = Models.FormModeEnum.New;

            return(PartialView(VIEW_FORM_PARTIAL, approvalModel));
        }