anchor.diff:          dataProjectUrl,
           dataExperimentUrl,
           dataSampleUrl,
  -        dataMenuItemsUrl;
  +        dataMenuItemsUrl,
  +        prevAt,
  +        DEFAULT_SEARCH_FILTER;
   
       dataUserUrl = $(document.body).attr('data-atwho-users-url');
       dataTaskUrl = $(document.body).attr('data-atwho-task-url');
  
positive.code:     dataExperimentUrl = $(document.body).attr('data-atwho-experiment-url');
      dataSampleUrl = $(document.body).attr('data-atwho-sample-url');
      dataMenuItemsUrl = $(document.body).attr('data-atwho-menu-items');
  
      // helper methods for AtWho callback
      function _templateEval(_tpl, map) {
  
negative.code:         acceptSpaceBar: true,
          displayTimeout: 120000
        })
        .atwho(atWhoSettings('#', DEFAULT_SEARCH_FILTER))
        .atwho(atWhoSettings('task#', 'tsk'))
        .atwho(atWhoSettings('project#', 'prj'))
        .atwho(atWhoSettings('experiment#', 'exp'))
        .atwho(atWhoSettings('sample#', 'sam'));
      }
  
      return {
  