<div class="form-check form-switch">
          <input wicket:id="synchronous" class="form-check-input" type="checkbox"/>
          <label wicket:for="synchronous" class="form-check-label">
            <wicket:label key="synchronous"/>
          </label>
        </div>
      </div>  
    </div>
  </form>
</wicket:panel>
</html>
