private void Form1_Load(object sender, EventArgs e)
    {

    }

    private void button1_Click(object sender, EventArgs e)
    {
        SpiralForm spiral = new SpiralForm();
        spiral.MdiParent = this;
        spiral.Show();
        MyTimer = new System.Timers.Timer();
        MyTimer.Interval = 1000;
        MyTimer.Elapsed += new System.Timers.ElapsedEventHandler(myTimer_Elapsed);
        MyTimer.Start();
    }
    void myTimer_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
    {
        if (++counter == 30)
        {
            //do pic
            //  MessageBox.Show("30sec!!");
            TextShowForm textShow = new TextShowForm();
            textShow.MdiParent = this;
            textShow.Show();    =>doesn't work at this time.
        }
    }

    private void button2_Click(object sender, EventArgs e)
    {
     //   TextShowForm textShow = new TextShowForm();
     //   textShow.MdiParent = this;
     //   textShow.Show(); =>works with button click
   //     textShow.Activate();
    }

}