private void newToolStripMenuItem_Click(object sender, EventArgs e)
        {
            childCount++;
            ChildDocument childWindow = new ChildDocument(childCount);

            childWindow.Text = string.Format("Child Document Window ({0})", childCount);
            childWindow.Show();
        }
 private void newToolStripMenuItem_Click(object sender, EventArgs e)
 {
     childCount++;
     ChildDocument childWindow = new ChildDocument(childCount);
     childWindow.Text = string.Format("Child Document Window ({0})", childCount);
     childWindow.Show();
 }