private void cadastrarToolStripMenuItem1_Click(object sender, EventArgs e)
 {
     frmCadastrarCliente novo = new frmCadastrarCliente();
     // novo.Cl = lstCliente;
     novo.Show();
 }
 private void cadastrarToolStripMenuItem_Click(object sender, EventArgs e)
 {
     Form frm = new frmCadastrarCliente();
     frm.MdiParent = this;
     frm.Show();
 }