public List<HINHANH> SelectHINHANHsAll()
        {
            List<HINHANH> list = new List<HINHANH>();
            using (LinQDataContext db = new LinQDataContext(global::DAOAuction.Properties.Settings.Default.webdoantruongConnectionString))
            {

                ISingleResult<HINHANH_getallResult> lp = db.HINHANH_getall();
                foreach (HINHANH_getallResult HINHANH in lp)
                {
                    HINHANH var1 = new HINHANH();
                    var1.MaHinhAnh  = HINHANH.MaHinhAnh ;
                    var1.DuongDan  = HINHANH.DuongDan   ;
                    var1.MaAlbum  = HINHANH.MaAlbum ;

                    list.Add(var1);
                }
                try
                {
                    // Save the changes.
                    db.SubmitChanges();
                }
                // Detect concurrency conflicts.
                catch (ChangeConflictException)
                {
                    // Resolve conflicts.
                    db.ChangeConflicts.ResolveAll(RefreshMode.KeepChanges);
                }
            }

            return list;
        }