Easy A-B testing

google-analytics.js

<script>

	var _gaq = _gaq || [];
	_gaq.push(['_setAccount', 'UA-26260989-4']);
	_gaq.push(['_setCustomVar', 1, 'A-B Test Variant', 'A', 1]);
	_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);
	})();

</script>