private void loadToolStripMenuItem_Click(object sender, EventArgs e)
{
if (LM == null)
{
LM = new LoadMission();
LM.FormClosed += LM_FormClosed;
LM.Show();
}
else
{
LM.Activate();
}
}
private void LM_FormClosed(object seender, FormClosedEventArgs e)
{
LM = null;
}