anchor.diff:        
       </div>
       
  -    <script src="http://openpolitics.org.uk/javascripts/bootstrap.min.js"></script>
  +    <script src="//code.jquery.com/jquery-2.1.3.min.js"></script>
  +    <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.2/js/bootstrap.min.js"></script>
  +
     </body>
   </html>
positive.code:               <span class="icon-bar"></span>
                <span class="icon-bar"></span>
              </button>
              <a class="navbar-brand" href="http://openpolitics.org.uk/index.html"><img src="http://openpolitics.org.uk/images/logo64_inverted.png" style="vertical-align: text-bottom" height="20"> OpenPolitics</a>
            </div>
            <div class="collapse navbar-collapse">
              <ul class="nav navbar-nav">
  
negative.code:   </head>
    <body>
      
      <div class="navbar navbar-inverse navbar-fixed-top">
          <div class="container">
            <div class="navbar-header">
  