code: public void addScriptProperties(Content head) {
          HtmlTree javascript = HtmlTree.SCRIPT(pathToRoot.resolve(DocPaths.JAVASCRIPT).getPath());
          head.addContent(javascript);
          if (configuration.createindex) {
              if (pathToRoot != null && script != null) {
                  String ptrPath = pathToRoot.isEmpty() ? "." : pathToRoot.getPath();
                  script.addContent(new RawHtml("var pathtoroot = \"" + ptrPath + "/\";loadScripts(document, \'script\');"));
              }
              addJQueryFile(head, DocPaths.JSZIP_MIN);
              addJQueryFile(head, DocPaths.JSZIPUTILS_MIN);
              head.addContent(new RawHtml("<!--[if IE]>"));
              addJQueryFile(head, DocPaths.JSZIPUTILS_IE_MIN);
              head.addContent(new RawHtml("<![endif]-->"));
              addJQueryFile(head, DocPaths.JQUERY_JS_1_10);
              addJQueryFile(head, DocPaths.JQUERY_JS);
          }
      }
docs: Add a link to the JavaScript file.
  
  @param head the content tree to which the files will be added