using System;
using System.Drawing;
using System.Windows.Forms;
class CloseInFive: Form
{
public static void Main()
{
Application.Run(new CloseInFive());
}
public CloseInFive()
{
Text = "Closing in Five Minutes";
Timer timer = new Timer();
timer.Interval = 5 * 60 * 1000;
timer.Tick += new EventHandler(TimerOnTick);
timer.Enabled = true;
}
void TimerOnTick(object obj, EventArgs ea)
{
Timer timer = (Timer) obj;
timer.Stop();
timer.Tick -= new EventHandler(TimerOnTick);
Close();
}
}