private void form_2_us_object()
    {
        System.Globalization.CultureInfo enUS = new System.Globalization.CultureInfo("en-US");
        DateTime v_dat_out_result;

        m_us_cong_viec_moi.dcID_HOP_DONG_KHUNG = CIPConvert.ToDecimal(m_cbo_so_hop_dong_loc.SelectedValue);
        m_us_cong_viec_moi.dcID_NOI_DUNG_TT    = CIPConvert.ToDecimal(m_cbo_noi_dung_thanh_toan.SelectedValue);
        if (m_txt_so_luong.Text != "")
        {
            m_us_cong_viec_moi.dcSO_LUONG_HE_SO = CIPConvert.ToDecimal(m_txt_so_luong.Text);
        }
        if (DateTime.TryParseExact(CIPConvert.ToStr(m_dat_ngay_bat_dau.SelectedDate), "dd/MM/yyyy", enUS, System.Globalization.DateTimeStyles.None, out v_dat_out_result))
        {
            if (m_dat_ngay_bat_dau.SelectedDate != CIPConvert.ToDatetime("01/01/0001"))
            {
                m_us_cong_viec_moi.datNGAY_DAT_HANG = m_dat_ngay_bat_dau.SelectedDate;
            }
            else
            {
                m_us_cong_viec_moi.datNGAY_DAT_HANG = CIPConvert.ToDatetime("01/01/1900");
            }
        }
        m_us_cong_viec_moi.SetNGAY_NGHIEM_THUNull();
        m_us_cong_viec_moi.SetSO_LUONG_NGHIEM_THUNull();
        m_us_cong_viec_moi.dcDON_GIA       = CIPConvert.ToDecimal(m_lbl_don_gia.Text);
        m_us_cong_viec_moi.dcID_TRANG_THAI = CIPConvert.ToDecimal(m_cbo_trang_thai_cv_gv.SelectedValue);
        m_us_cong_viec_moi.strGHI_CHU      = m_txt_ghi_chu.Text;
        m_us_cong_viec_moi.dcID_USER_NHAP  = get_id_user_by_username(CIPConvert.ToStr(Session["Username"]));
        m_us_cong_viec_moi.SetNAM_THANH_TOANNull();
        m_us_cong_viec_moi.SetTHANG_THANH_TOANNull();
    }