var systemUrl = 'https://reservation.hisight.nl';
    var systemUrlJs = 'https://reservation.hisight.nl/api/w-js';
    createBaseScript();
    function createBaseScript() { 
      var time = Date.now();
      var script = document.createElement('script');
      script.src = systemUrlJs + '?type=base&token=9a9d52453d0d40f41fde44b622e2ec4f:5820bbc03ef16205796e527e59fe3c68428d7fbcbf77f3e6b9cd01468cdd8fd3&t=' + time + '&iframeHeight=600&iframeWidth=376';
      window.document.body.appendChild(script);
    }