private void tabPage1_Click(object sender, EventArgs e)
        {
            FormMostrarDepartamentos FM = new FormMostrarDepartamentos();

            FM.Show();
        }
        private void listarDepartamentosToolStripMenuItem_Click(object sender, EventArgs e)
        {
            FormMostrarDepartamentos FM = new FormMostrarDepartamentos();

            FM.Show();
        }
        private void button2_Click(object sender, EventArgs e)
        {
            FormMostrarDepartamentos fmd = new FormMostrarDepartamentos();

            fmd.Show();
        }