private void form_to_us(US_DM_LOAI_NGAY_CONG m_us)
{
m_us.strMA_NGAY_CONG = m_txt_ma_ngay_cong.Text;
m_us.strTEN_NGAY_CONG = m_txt_ten_ngay_cong.Text;
m_us.dcTI_LE_LNS = CIPConvert.ToDecimal(m_txt_ti_le_lns.EditValue);
m_us.dcTI_LE_LCD = CIPConvert.ToDecimal(m_txt_ti_le_lcd.EditValue);
}