Marketo-oriented Google Analytics Content Experiment Code

google_analytics_experiment_snippet.js

<!-- Google Analytics Content Experiment code // On-Off controlled by server-side logic -->
<script>
document.ga_exp_key = ''; // Server-side logic will be responsible for this value.
if(document.ga_exp_key.length > 0){
      function utmx_section(){}function utmx(){}(function(){var
      k=document.ga_exp_key,d=document,l=d.location,c=d.cookie;
      if(l.search.indexOf('utm_expid='+k)>0)return;
      function f(n){if(c){var i=c.indexOf(n+'=');if(i>-1){var j=c.
      indexOf(';',i);return escape(c.substring(i+n.length+1,j<0?c.
      length:j))}}}var x=f('__utmx'),xx=f('__utmxx'),h=l.hash;d.write(
      '<sc'+'ript src="'+'http'+(l.protocol=='https:'?'s://ssl':
      '://www')+'.google-analytics.com/ga_exp.js?'+'utmxkey='+k+
      '&utmx='+(x?x:'')+'&utmxx='+(xx?xx:'')+'&utmxtime='+new Date().
      valueOf()+(h?'&utmxhash='+escape(h.substr(1)):'')+
      '" type="text/javascript" charset="utf-8"><\/sc'+'ript>')})();
}
</script>
<script>
if(document.ga_exp_key.length > 0){
      utmx('url','A/B');
}
</script>
<!-- End of Google Analytics Content Experiment code -->