code: function(ev) {
  		if (!ev) { ev = w.event; }
  		if (!ev) { ev = { name: "load" }; }
  		if(impl.onloadfired) {
  			return this;
  		}
  		impl.fireEvent("page_ready", ev);
  		impl.onloadfired = true;
  		return this;
  	}
docs: The page dev calls this method when they determine the page is usable. Only call this if autorun is explicitly set to false