private void txtGiaSua_KeyPress(object sender, KeyPressEventArgs e) { TienIch.BuocNhapSo(e); }
private void txtKhuyenMai_KeyPress(object sender, KeyPressEventArgs e) { TienIch.BuocNhapSo(e); }
private void txtGiaSua_KeyPress(object sender, KeyPressEventArgs e) { TienIch.BuocNhapSo(e); }
private void txtKhuyenMai_KeyPress(object sender, KeyPressEventArgs e) { TienIch.BuocNhapSo(e); }