private void mniFind_Click(object sender, System.EventArgs e)
        {
            FindLevelTextForm frm = new FindLevelTextForm(richTextBox1);

            frm.Owner = this;
            frm.Show();
        }
 private void mniFind_Click(object sender, System.EventArgs e)
 {
     FindLevelTextForm frm = new FindLevelTextForm(richTextBox1);
     frm.Owner = this;
     frm.Show();
 }