if %}

          <!-- print a warning if the Browser is not Chrome - start -->
          {% block scripts %}
          <script>
          var isChrome = /Chrome/.test(navigator.userAgent) && /Google Inc/.test(navigator.vendor);
          if(isChrome==false){
            document.write("<br><br><b><font color=red>Browser not fully supported, please use Chrome!</font></b>")
          }
          </script>
          {% endblock %}
          <!-- print a warning if the Browser is not Chrome - end -->

        <