code: private void renderListItemContents(final StringBuilder builder) {
          final Multimedia multimedia = multimediaRenderer.getGedObject();
          builder.append("<span class=\"label\">");
          builder.append(GedRenderer.escapeString(multimedia));
          builder.append(":</span> ");
  
          final MultimediaVisitor visitor = new MultimediaVisitor();
          multimedia.accept(visitor);
          if (visitor.isImage()) {
              builder.append(visitor.getTitle());
              builder.append("<br/>\n<a href=\"");
              builder.append(visitor.getFilePath());
              builder.append("\"><img height=\"300px\" src=\"");
              builder.append(visitor.getFilePath());
              builder.append("\" title=\"");
              builder.append(visitor.getTitle());
              builder.append("\"/></a>");
          } else {
              builder.append("<a href=\"");
              builder.append(visitor.getFilePath());
              builder.append("\">");
              builder.append(visitor.getTitle());
              builder.append("</a>");
          }
      }
docs: Render the inner part of this thing in a list item.  Will never
  have an &lt;li&gt; tag.
  
  @param builder the string builder that we will be appending to.