<?php if (IS_PRODUCTION): ?>
  <script>
    <?php //google analytics ?>
    (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
    (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
    m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
    })(window,document,'script','//www.google-analytics.com/analytics.js','ga');

    ga('create', 'UA-60403362-1', 'auto');
    ga('send', 'pageview');

    <?php //we load fb sdk elsewhere, events loaded below (do we need both??) ?>

    !function(f,b,e,v,n,t,s){if(f.fbq)return;n=f.fbq=function(){n.callMethod?
    n.callMethod.apply(n,arguments):n.queue.push(arguments)};if(!f._fbq)f._fbq=n;
    n.push=n;n.loaded=!0;n.version='2.0';n.queue=[];t=b.createElement(e);t.async=!0;
    t.src=v;s=b.getElementsByTagName(e)[0];s.parentNode.insertBefore(t,s)}(window,
    document,'script','//connect.facebook.net/en_US/fbevents.js');

    fbq('init', '1618717031725766');

    <?php //and now everyone knows what happens on our website except us ?>

  </script>
<?php else: ?>
  <?php js_start() ?>
    console.log('Analytics partial skipped because this is a non-production instance.');
  <?php js_end() ?>
<?php endif ?>