private void BtnThem_Click(object sender, EventArgs e)
{
FrmChiTietPhieuTamVang frm = new FrmChiTietPhieuTamVang(null);
frm.Show();
}
private void BtnXemChiTiet_Click(object sender, EventArgs e)
{
FrmChiTietPhieuTamVang frm = new FrmChiTietPhieuTamVang(phieuTamVangSelected);
frm.Show();
}
