private void button_Cancel_Click(object sender, EventArgs e)
{
ShutDownManager.StopTimer(timer1);
label_Status.Text = null;
}
private void button_Start_Click(object sender, EventArgs e)
{
int interval = getTotalInterval(comboBox_Minutes, comboBox_Seconds);
ShutDownManager.ShutDown(TickEvents.CommandFlag, interval, timer1, label_Status);
}