anchor.diff:          // TODO: If there is an error, reset our status
   
           // TODO: When loading completes, remove loading state and update image references
  +        setTimeout(function () {
  +          $diffImg.removeClass('loading');
  +          $refImg.removeClass('loading');
  +          cachebustImg($diffImg);
  +          cachebustImg($refImg);
  +        }, 1000);
  +      }
  +
  +      // Define base64 content helper
  +      function getBase64Content(imgEl) {
  +        // TODO: Complete base64 extraction
  +        return '';
         }
   
         // Set up image acceptance binding
  
positive.code:       ul {
          /* Same width as `container-fluid` */
          padding-left: 15px;
        }
      script(src="https://code.jquery.com/jquery-3.1.1.min.js", integrity="sha256-hVVnYaiADRTO2PzUGmuLJr8BLUSjGIZsDYGmIJLv2b8=", crossorigin="anonymous")
      script(src="https://cdn.rawgit.com/twbs/bootstrap/v3.3.7/dist/js/bootstrap.min.js")
  
negative.code:         document.body.appendChild(containerEl);
        });
  
        // Define cache busting helper
        function cachebustImg($img) {
          var originalSrc = $img.attr('src');
          var newSrc = originalSrc.match(/\?1$/) ? originalSrc + '1' : originalSrc + '?1';
          $img.attr('src', newSrc);
        }
  
        // Define acceptance helper
        function acceptImageSetChanges(acceptedImgBase64, imgSetId) {
          // Make an AJAX call to accept our image
  
          // Fade out diff and reference images to "loading" state
          var $imgSet = $('[data-image-set="' + jQuery.escapeSelector(imgSetId) + '"]');
          //- assert.strictEqual($imgSet.length, 1);
          var $diffImg = $imgSet.find('[data-compare-type="diff"]');
          var $refImg = $imgSet.find('[data-compare-type="ref"]');
          $diffImg.addClass('loading');
          $refImg.addClass('loading');
  
          // TODO: Eagerly update our status
          //   This won't be the scenario for update reference image (i.e. we are progressively updating images)
  