netpoetica

document.addEventListener("DOMContentLoaded", function(event) {
  
  /*
  Later you can easily change this to any other PubSub library you like.
  
  var _pubSub = PubSub;
  
  or you can even wrap it to define your own API. This way, later on 
  you can still continue to use _ps.sub and _ps.pub even if you change
  out the library defining that behaviour. Let's go with the latter.