      <span ng-show="$ctrl.state.orderBy == 'Name' && !$ctrl.state.reverseOrder" class="glyphicon glyphicon-chevron-down"></span>
            <span ng-show="$ctrl.state.orderBy == 'Name' && $ctrl.state.reverseOrder" class="glyphicon glyphicon-chevron-up"></span>
          </a>
        </th>
        <th>
          <a ng-click="$ctrl.changeOrderBy('Type')">
            Type
            <span ng-show="$ctrl.state.orderBy == 'Type' && !$ctrl.state.reverseOrder" class="glyphicon glyphicon-chevron-down"></span>
 