code: protected void addSummaryDetailLinks(Content subDiv) {
          try {
              Content div = HtmlTree.DIV(getNavSummaryLinks());
              div.addContent(getNavDetailLinks());
              subDiv.addContent(div);
          } catch (Exception e) {
              e.printStackTrace();
              throw new DocletAbortException(e);
          }
      }
docs: Add summary details to the navigation bar.
  
  @param subDiv the content tree to which the summary detail links will be added