bgp-widget-integration.html

<script src="http://bgpatterns.com/widget.js" data-bgpatterns></script>
<script>
  BGPatterns
    .on('update', function(url) { document.body.style.backgroundImage = 'url(' + url + ')'; })
    .on('open', function() { console.log('Open' );})
    .on('close', function() { console.log('Closed' );})
    .open();
</script>