private void aberturaToolStripMenuItem_Click(object sender, EventArgs e)
{
this.Visible = false;
FmrAbertura abertura = new FmrAbertura();
abertura.ShowDialog();
this.Visible = true;
}
private void aberturaToolStripMenuItem_Click_1(object sender, EventArgs e)
{
FmrAbertura fmrAbertura = new FmrAbertura();
fmrAbertura.ShowDialog();
}