private void btnParticipante_Click(object sender, EventArgs e)
        {
            frm_Participante parti = new frm_Participante();

            parti.ShowDialog();
        }
        private void participanteToolStripMenuItem_Click(object sender, EventArgs e)
        {
            frm_Participante oPartic = new frm_Participante();

            oPartic.ShowDialog();
        }