anchor.diff:    asset_root  = DC.asset_root(agnostic: true)
   %>
   (function() {
  -  window.dc             = window.dc || {};
  -  window.dc.searchQueue = window.dc.searchQueue || [];
  -  window.dc.recordHit   = "<%= server_root %>/pixel.gif";
  -  window.dc.embed       = window.dc.embed || {};
  -  window.dc.embed.load  = function(url, options) {
  +  var dc = window.dc = window.dc || {};
  +  dc.searchQueue     = dc.searchQueue || [];
  +  dc.recordHit       = "<%= server_root %>/pixel.gif";
  +  dc.embed           = dc.embed || {};
  +  dc.embed.load      = function(url, options) {
       var insertStylesheet = function(href, media) {
         if (!document.querySelector('link[href$="' + href + '"]')) {
           media = media || 'screen';
  
positive.code:             stylesheet.type  = 'text/css';
              stylesheet.media = media;
              stylesheet.href  = href;
          document.querySelector('head').appendChild(stylesheet);
        }
      };
      var insertJavaScript = function(src, onLoadCallback) {
  
negative.code:         script       = document.createElement('script');
          script.src   = src;
          script.async = true;
          document.getElementsByTagName('head')[0].appendChild(script);
        }
        if (script.addEventListener && !script.getAttribute('data-listening')) {
          script.setAttribute('data-listening', true);
  