private void LoadData_NCC()
{
dtgvShow.DataSource = null;
dtgvShow.DataSource = nccBUS.getNCCInfo();
btnQLNCC_Xoa.Enabled = false;
btnQLNCC_Sua.Enabled = false;
dtgvShow.ClearSelection();
txtMaNhaCC.ReadOnly = false;
restTxtT();
khoaThongTinT();
}