private void notifyIcon1_MouseUp(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
System.Reflection.MethodInfo mi = typeof(NotifyIcon).GetMethod("ShowContextMenu", System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.NonPublic);
mi.Invoke(notifyIcon1, null);
}
}