anchor.diff: +
   <% if @obj && !@obj.permalink.nil?  %>
  -  <!-- Navigation -->
  +  <!--
     <nav class="navbar navbar-default navbar-custom navbar-fixed-top">
       <div class="container-fluid">
  -      <!-- Brand and toggle get grouped for better mobile display -->
         <div class="navbar-header page-scroll">
   	<button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1">
             <span class="sr-only">Toggle navigation</span>
  
positive.code: 	<a class="navbar-brand" href="#top">CoderDojo Kata</a>
        </div>
  
        <!-- Collect the nav links, forms, and other content for toggling -->
        <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
  	<ul class="nav navbar-nav navbar-right">
  	  <li>
  
negative.code: 
  	</ul>
        </div>
      </div>
    </nav>
    -->
  
    <!-- Page Header -->
    <!-- Set your background image for this header on the line below. -->
    <header class="intro-header" style="background-image: url('img/kata-cover.png')">
      <div class="container">
        <div class="row">
  	<div class="col-lg-8 col-lg-offset-2 col-md-10 col-md-offset-1">
  