anchor.diff:        });
   
       link(charset='utf-8', href='stylesheets/api.css', media='screen, projection', rel='stylesheet', type='text/css')
  -    link(charset='utf-8', href='prettify.css', media='screen, projection', rel='stylesheet', type='text/css')
  +    link(charset='utf-8', href='stylesheets/prettify.css', media='screen, projection', rel='stylesheet', type='text/css')
       style
         .hidden { display: none !important;}
     body
  
positive.code:           | .
      script(charset='utf-8', type='text/javascript')
        $(function(){
          $('pre').addClass('prettyprint');
          prettyPrint();
        });
  
negative.code: 
        #footer
          p
            a(href=src_code_href) #{title}
            |  #{version} API documentation.
          p
            | Last updated on #{date}
  