private void registarPagoBtn_Click(object sender, EventArgs e)
{
RegistroPago.RegistroPago registroPago = new RegistroPago.RegistroPago();
registroPago.ShowDialog();
}
private void registroDePagoToolStripMenuItem_Click(object sender, EventArgs e)
{
RegistroPago.RegistroPago p = new RegistroPago.RegistroPago();
p.ShowDialog();
}