TimeRex の埋め込み

<!-- Begin TimeRex Widget -->
<div id="timerex_calendar" data-url="https://timerex.net/s/xxxx"></div>
<script id="timerex_embed" src="https://asset.timerex.net/js/embed.js"></script>
<script type="text/javascript">
  TimerexCalendar();
</script>
<!-- End TimeRex Widget -->