private void aboutNacossEVotingToolStripMenuItem_Click(object sender, EventArgs e)
{
if (about == null)
{
about = new FrmAbout {MdiParent = this};
about.FormClosed += about_FormClosed;
about.Show();
about.WindowState = FormWindowState.Normal;
}
else
{
about.Activate();
about.WindowState = FormWindowState.Normal;
}
}
void about_FormClosed(object sender, FormClosedEventArgs e)
{
about = null;
}