public ActionResult Added(galleryClass galleryClass,HttpPostedFileBase txt_file)
        {
            if (!CheckMemberlogin)
            {
                return RedirectToAction("login", "admin");
            }
            else
            {
                leftModel();
                galleryClass.root = 0;
                galleryClass.wdate = DateTime.Now;
                galleryClass.udate = DateTime.Now;
                galleryClass.isdel = 0;
                //檢查是否有選擇檔案
                if (txt_file != null)
                {
                    //檢查檔案大小要限制也可以在這裡做
                    if (txt_file.ContentLength > 0)
                    {
                        if (Directory.Exists(Server.MapPath(path)))
                        {
                            //資料夾存在
                        }
                        else
                        {
                            //新增資料夾
                            Directory.CreateDirectory(Server.MapPath(path));
                        }
                        string savedName = Path.Combine(Server.MapPath(path), DateTime.Now.ToString("yyyyMMdd") + txt_file.FileName);
                        txt_file.SaveAs(savedName);
                        galleryClass.img = DateTime.Now.ToString("yyyyMMdd") + txt_file.FileName;

                    }
                }
                else
                {
                    galleryClass.img = "no_image.jpg";
                }
                gacd.Create(galleryClass);

                return RedirectToAction("Add", new { m = Request.QueryString["m"] });
            }
        }
        public ActionResult MiddleAdded(galleryClass galleryClass)
        {
            if (!CheckMemberlogin)
            {
                return RedirectToAction("login");
            }
            else
            {
                leftModel();

                galleryClass.root = galleryClass.num;
                //proclass.rootType = 0;
                galleryClass.isdel = 0;
                galleryClass.img = "";
                gacd.Create(galleryClass);
                return RedirectToAction("Add", new { m = Request.QueryString["m"] });
            }
        }
        public ActionResult Edited(int cl, galleryClass galleryClass, int root, int isdel, HttpPostedFileBase txt_file)
        {
            if (!CheckMemberlogin)
            {
                return RedirectToAction("login", "admin");
            }
            else
            {
                leftModel();

                galleryClass.root = root;
                galleryClass.udate = DateTime.Now;
                galleryClass.isdel = isdel;
                //檢查是否有選擇檔案
                if (txt_file != null)
                {
                    //檢查檔案大小要限制也可以在這裡做
                    if (txt_file.ContentLength > 0)
                    {
                        if (Directory.Exists(Server.MapPath(path)))
                        {
                            //資料夾存在
                        }
                        else
                        {
                            //新增資料夾
                            Directory.CreateDirectory(Server.MapPath(path));
                        }
                        string savedName = Path.Combine(Server.MapPath(path), DateTime.Now.ToString("yyyyMMdd") + txt_file.FileName);
                        txt_file.SaveAs(savedName);
                        galleryClass.img = DateTime.Now.ToString("yyyyMMdd") + txt_file.FileName;

                    }
                }
                else
                {
                    var data = gacd.Get().ToList().Where(a => a.num == galleryClass.num).SingleOrDefault();

                    galleryClass.img = data.img;
                }

                gacd.Update(galleryClass);

                return RedirectToAction("Edit", new { cl = cl });
            }
        }