anchor.diff:    <head>
       <title>EXAMPLE RESOURCE</title>
       <meta http-equiv="Content-type" content="text/html; charset=UTF-8">
  -    <meta name="description" content="Example Resource">
  +    <meta name="description" content="jQuery Filters Example Resource">
   
       <link rel="stylesheet" type="text/css" href="css/reset.css" />
   
  
positive.code:                 <p class="author">Doe, John</p>
                  <p class="availability">Adelaide</p>
                </li>
              </ul>-->
  
        <div class="list">
  
  
negative.code:             });
              $lis.hide();
  
              console.log(selector); /* FOR TESTING ONLY, OPEN BROWSER CONSOLE */
  
              $('.catalogue-results > div').hide().filter(selector).show();
            } else {
  