private void sermãoToolStripMenuItem_Click(object sender, EventArgs e)
        {
            FormCriaReg frm = new FormCriaReg();

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

            frm.Show();
        }