private void load_data_to_grid() { US_DM_NHAN_VIEN v_us = new US_DM_NHAN_VIEN(); m_grc_main.DataSource = v_us.LayDanhSachMaTraCuu(get_id_don_vi(), get_id_chuc_vu()); m_grc.DataSource = v_us.LayDanhSachMaTraCuu(get_id_don_vi(), get_id_chuc_vu()); }