code: public String htmlModules() {
  
          StringBuffer html = new StringBuffer(1024);
          Iterator<String> itModules = sortModules(getAvailableModules().values()).iterator();
          for (int i = 0; itModules.hasNext(); i++) {
              String moduleName = itModules.next();
              CmsModule module = getAvailableModules().get(moduleName);
              html.append(htmlModule(module, i));
          }
          return html.toString();
      }
docs: Returns html for displaying a module selection box.<p>
  
  @return html code