public ActionResult UpdateArticle(tbl_Article a)
        {
            a.User_Id = db.tbl_Users.SingleOrDefault(x => x.Username == HttpContext.User.Identity.Name).User_Id;

            tbl_Comments com = new tbl_Comments();
            com = db.tbl_Comments.SingleOrDefault(x => x.Article_Id == a.Article_Id);
            if (com == null)
            {
                com = new tbl_Comments();
            }

            string commentContent = "";

            if (com.ArticleComment_Id != 0)
            {
                a.ArticleComment_Id = com.ArticleComment_Id;
                commentContent = com.ArticleComment_Content;
            }
            else
            {
                a.ArticleComment_Id = null;
                commentContent = "";
            }

            MyService.ServiceController myServiceController = new MyService.ServiceController();
            myServiceController.SubmitUpdatedArticle(a.Article_Id, a.Article_Name, a.Article_Description,
                a.Article_PublishDate, a.User_Id, a.MedaManager_Id, a.ArticleStatus_Id, a.Article_State_Id,
                commentContent, Convert.ToInt32(a.ArticleComment_Id), "TextArticle");
            return View();
        }