title: How to create own javascript api similar to google analytics
body: <p>I just want to know how google analytics works and what this code means?</p>
  
  <p>
      </p>
  
  <pre><code>var _gaq = _gaq || [];
  _gaq.push(['_setAccount', 'some value']);
  _gaq.push(['_trackPageview']);
  
  (function() {
  var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
  ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
  var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);
  })();
  </code></pre>
  
  <p>Thank you in advance..</p>