private void init_data()
{
m_dt_chuc_vu = load_data_to_chuc_vu();
m_dt_don_vi = load_data_to_don_vi();
m_dt_loai_hop_dong = load_data_to_loai_hd();
m_dt_loai_lao_dong = load_data_from_tu_dien(CONST_ID_LOAI_TU_DIEN.LOAI_LAO_DONG);
m_dt_ma_lcd = load_data_from_tu_dien(CONST_ID_LOAI_TU_DIEN.MA_LCD);
m_dt_muc_lcd = load_data_from_tu_dien(CONST_ID_LOAI_TU_DIEN.MUC_LCD);
}