<tal:block tal:condition="view/visible">
  <dl class="portalMessage warning"
      i18n:domain="ploneintranet">
    <dt i18n:translate="">Info</dt>
    <dd i18n:translate="sharing_policy_description">
      The participation policy of this workspace is
      <em i18n:name="policy_name" 
          tal:content="view/active_participant_policy" />
    </dd>
  </dl>
</tal:block>
