private void btnConSaldo_Click(object sender, EventArgs e)
 {
     FormABMCuenta frmConSaldo = new FormABMCuenta(dao.retrieveBy_user(user.Name), true);
     frmConSaldo.ShowDialog();
 }
 private void btnConSaldoAdm_Click(object sender, EventArgs e)
 {
     FormABMCuenta frmConSaldo = new FormABMCuenta(true);
     frmConSaldo.ShowDialog();
 }