    'glyphicon-chevron-down': groupId == currGrpId,
                      'glyphicon-chevron-right': groupId != currGrpId}"></i>
          </accordion-heading>
          <ul class="list-group" style="margin-bottom: 0px">
            <li
              ng-repeat="catId in group.categories"
              ng-click="selectCat(catId, $event)"
              ng-class="{'list-group-menu-item-selected': catId == currCatId }"
              class="list-group-item list-group-menu-item">
              <span>{{categories[