private void button1_Click(object sender, EventArgs e)
        {
            Sizing si = new Sizing();

            si.ShowDialog();
        }
        private void panel3_MouseClick(object sender, MouseEventArgs e)
        {
            Sizing si = new Sizing();

            si.ShowDialog();
        }
        private void recordSizingToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Sizing si = new Sizing();

            si.ShowDialog();
        }