<li>
  <a href ng-click="$ctrl.node.recaptchatheme = ($ctrl.node.recaptchatheme === 'dark' ? 'light' : 'dark'); $event.stopPropagation();">
    {{:: ts('Light') }}
    <i class="crm-i fa-toggle-{{ $ctrl.node.recaptchatheme === 'dark' ? 'on' : 'off' }}"></i>
    {{:: ts('Dark') }}
  </a>
</li>
<li role="separator" class="divider">
</li>
<li><a href ng-click="$ctrl.deleteThis()"><span class="text-danger"><i class="crm-i fa-trash"></i> {{:: ts('Remove ReCaptcha') }}</span></a></li>
