- doi_resolver_name }} - {{ doi_resolver_url -}}
         </option>
      {%- endfor -%}
      </select>
    </p>
    <div class="description"><!-- {{ _('Redirect to open-access versions of publications when available (plugin required)') }} --></div>
  </fieldset>
  {% endif %}
  {{ tab_footer() }}

  {{ tab_header('maintab', 'engines', _('Engines')) }}
    <p>{{ _('Currently used search engines') }}</p>

    {{ tabs_open() }}
    {% for categ in all_categories %}

    {{ tab_header('enginetab', 'category' 