Where can the following code be inserted on my website?.. so that it works?
<!-- start ConvertFox JS code-->
<script>
(function(d,h,w){var convertfox=w.convertfox=w.convertfox||[];convertfox.methods=['trackPageView','identify','track','setAppId'];convertfox.factory=function(t){return function(){var e=Array.prototype.slice.call(arguments);e.unshift(t);convertfox.push(e);return convertfox;}};for(var i=0;i<convertfox.methods.length;i++){var c=convertfox.methods[i];convertfox[c]=convertfox.factory(c)}s=d.createElement('script'),s.src="//d3sjgucddk68ji.cloudfront.net/convertfox.min.js",s.async=!0,e=d.getElementsByTagName(h)[0],e.appendChild(s),s.addEventListener('load',function(e){},!1),convertfox.setAppId("12345678"),convertfox.trackPageView()})(document,'head',window);
</script>
<!-- end ConvertFox JS code-->