private void btnSua_Click(object sender, EventArgs e)
{
frmNhanVien_ADD fm = new frmNhanVien_ADD(manhanvien, tennhanvien, ngaysinh, gioitinh, diachi, sodienthoai, maphongban);
fm.FormClosed += Fm_FormClosed;
fm.ShowDialog();
}
private void btnThem_Click(object sender, EventArgs e)
{
frmNhanVien_ADD fm = new frmNhanVien_ADD();
fm.FormClosed += Fm_FormClosed;
fm.ShowDialog();
}