private void automovilToolStripMenuItem_Click(object sender, EventArgs e)
        {
            FrmAutomoviles MiAuto = new FrmAutomoviles();

            MiAuto.MdiParent = this;
            MiAuto.Show();
        }
        private void button1_Click(object sender, EventArgs e)
        {
            FrmAutomoviles MiAuto = new FrmAutomoviles();

            MiAuto.MdiParent = this;
            MiAuto.Show();
        }