void CloseForm(object sender, FormClosedEventArgs e)
{
formrov = null;
fc1 = null;
fc2 = null;
fc3 = null;
fcs1 = null;
fcs2 = null;
fcs3 = null;
}
private void cámara3ToolStripMenuItem_Click(object sender, EventArgs e)
{
if (fc3 == null)
{
fc3 = new fCam3();
fc3.MdiParent = this;
fc3.FormClosed += new FormClosedEventHandler(CloseForm);
fc3.Show();
}
else
{
fc3.Activate();
}
}