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<script src="classy.js"></script>
<script>
jQuery.Events.addEventListener(document, "ready", function(){
  jQuery.querySelectorAll("div").forEach(function(elem){
    jQuery.DOM.append(elem, " <b>More...</b>");
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  jQuery.querySelectorAll("div b").forEach(function(elem){
    jQuery.Events.addEventListener("click", function(elem, event){
      var next = jQuery.Traversal.nextSibling(elem);
      var animation = jQuery.Effects.buildAnimation( next, {height: "toggle"});
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});
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