case 'admin/help#aggregator':
      $helptext = '<p>'. t('The news aggregator is a powerful on-site RSS syndicator/news reader that can gather fresh content from news sites and weblogs around the web.') .'</p>';
      $helptext .= '<p>'. t('Users can view the latest news chronologically in the %aggregator or by %aggregator-sources. Administrators can add, edit and delete feeds and choose how often to check for newly updated news for each individual feed. Administrators can also tag individual feeds with categories, offering selective grouping of some feeds into separate displays. Listings of the latest news for individual sources or categorized sources can be enabled as blocks for display in the sidebar through the %admin-block. The news aggregator requires cron to check for the latest news from the sites to which you have subscribed. Drupal also provides a %aggregator-opml of all of your subscribed feeds.', array('%aggregator' => l(t('main news aggregator display'), 'aggregator'), '%aggregator-sources' => l(t('source'), 'aggregator/sources'), '%admin-block' => l(t('block administration page'), 'admin/block'), '%aggregator-opml' => l(t('machine-readable OPML file'), 'aggregator/opml'))) .'</p>';
      $helptext .= t('<p>You can</p>
                  <ul><li>administer your list of news feeds %admin-aggregator.</li>
                      <li>add a new feed %admin-aggregator-add-feed.</li>
                      <li>add a new category %admin-aggregator-add-category.</li>
                      <li>configure global settings for the news aggregator %admin-settings-aggregator.</li>
                      <li>control access to the aggregator module through access permissions %admin-access.</li>
                      <li>set permissions to access new feeds for user roles such as anonymous users at %admin-access.</li>
                      <li>view the %aggregator.</li></ul>', array('%admin-aggregator' => l(t('administer >>  aggregator'), 'admin/aggregator'), '%admin-aggregator-add-feed' => l(t('administer >> aggregator >> add feed'), 'admin/aggregator/add/feed'), '%admin-aggregator-add-category' => l(t('administer >> aggregator >> add category  '), 'admin/aggregator/add/category'), %admin-settings-aggregator' => l(t('administer >> settings >> aggregator', 'admin/settings/aggregator')), '%admin-access' => l(t('administer >> access control >> permissions'), 'admin/access'), '%admin-access' => l(t('administer >> access control'), 'admin/access'), '%aggregator' => l(t('aggregator page'), 'aggregator')));
      return $helptext;