function learning_goals($class)
    {
      if ($this->session->userdata('accountant_login') != 1)
        redirect(site_url('login'), 'refresh');
      $page_data['page_name']  = 'learning_goals';
      $page_data['page_title'] = 'Objetivos de Aprend. e Desenvolvimento - ' . urldecode($class);
      $this->load->view('backend/index', $page_data);
    }