anchor.diff:  
   
               removeFavorite: function(evt) {
  -                var portletChannelId, promise;
  -
  -                portletChannelId = $(evt.currentTarget).data('portletChannelId');
  +                var promise;
  +
                   evt.data = {
                       context: '${rootContext}',
  -                    portletId: portletChannelId
  +                    portletId: this.options.portletChannelId
                   };
   
                   promise = up.removeFromFavorite(evt);
  
positive.code: 
  
              addFavorite: function(evt) {
                  var portletChannelId, promise;
  
                  evt.preventDefault();
  
                  portletChannelId = $(evt.currentTarget).data('portletChannelId');
                  evt.data = {
                      context: '${rootContext}',
                      portletId: portletChannelId
                  };
  
                  promise = up.addToFavorite(evt);
  
negative.code:     </li>
      {% _.each(tabs, function(tab) { %}
          <li>
              <a href="javascript:;" class="marketplace_add_to_tab_link" data-tab-id="{%= tab.id %}">
                  <span>
                      {%- tab.name %}
                  </span>
  