private void dadosDeConexõesToolStripMenuItem_Click(object sender, EventArgs e) { FormMdiConexaoBD formMdiConexaoBD = FormMdiConexaoBD.Instance; // Set the Parent Form of the Child window. formMdiConexaoBD.MdiParent = this; // Display the new form. formMdiConexaoBD.Show(); formMdiConexaoBD.Focus(); }