private void button2_Click(object sender, EventArgs e)
        {
            panel2.Controls.Clear();
            InformationCenter informationcenter = new InformationCenter();

            panel2.Controls.Add(informationcenter);
        }
 private void button2_Click(object sender, EventArgs e)
 {
     panel2.Controls.Clear();
     InformationCenter informationcenter = new InformationCenter();
     panel2.Controls.Add(informationcenter);
 }