var _cio = _cio || [];

function setupCustomerio(siteId) {
  var a,b,c;a=function(f){return function(){_cio.push([f].
  concat(Array.prototype.slice.call(arguments,0)))}};b=["load","identify",
  "sidentify","track","page"];for(c=0;c<b.length;c++){_cio[b[c]]=a(b[c])};
  var t = document.createElement('script'),
      s = document.getElementsByTagName('script')[0];
  t.async = true;
  t.id    = 'cio-tracker';
  t.setAttribute('data-site-id', siteId);
  t.src = 'https://assets.customer.io/assets/track.js';
  s.parentNode.insertBefore(t, s);
}