public void Update(DAL.HOSO_HOPDONG hd)
 {
     DAL.HOSO_HOPDONG tmp = dataContext.HOSO_HOPDONGs.SingleOrDefault(t => t.PR_KEY == hd.PR_KEY);
     if (tmp != null)
     {
         tmp.SO_HDONG              = hd.SO_HDONG;
         tmp.MA_LOAI_HDONG         = hd.MA_LOAI_HDONG;
         tmp.MA_CONGVIEC           = hd.MA_CONGVIEC;
         tmp.NGAY_HDONG            = hd.NGAY_HDONG;
         tmp.NGAYKT_HDONG          = hd.NGAYKT_HDONG;
         tmp.MA_TT_HDONG           = hd.MA_TT_HDONG;
         tmp.NgayCoHieuLuc         = hd.NgayCoHieuLuc;
         tmp.PrkeyNguoiDaiDienKyHD = hd.PrkeyNguoiDaiDienKyHD;
         tmp.MaChucVuNguoiKyHD     = hd.MaChucVuNguoiKyHD;
         tmp.TepTinDinhKem         = hd.TepTinDinhKem;
         tmp.GhiChu           = hd.GhiChu;
         tmp.PrkeyHoSoLuong   = hd.PrkeyHoSoLuong;
         tmp.TrangThaiHopDong = hd.TrangThaiHopDong;
         Save();
     }
 }
 public void Insert(DAL.HOSO_HOPDONG hd)
 {
     dataContext.HOSO_HOPDONGs.InsertOnSubmit(hd);
     Save();
 }