code: private String createStringValue(CmsObject cms) {
  
          Attribute enabled = m_element.attribute(CmsXmlPage.ATTRIBUTE_ENABLED);
  
          String content = "";
          if ((enabled == null) || Boolean.valueOf(enabled.getText()).booleanValue()) {
              List<CmsLink> links = getLinks(cms);
              int i = 0;
              for (CmsLink link : links) {
                  if (link != null) {
                      String uri = "";
                      uri += link.getUri();
                      if (cms != null) {
                          uri = cms.getRequestContext().removeSiteRoot(link.getUri());
                      }
                      if (i > 0) {
                          content += ",";
                      }
                      content += uri;
                      i++;
                  }
              }
          }
          return content;
      }
docs: Creates the String value for this category value element.<p>
  
  @param cms the cms context
  
  @return the String value for this category value element