code: private String getStringValue(String path) {
  
          I_CmsXmlContentValue value = m_content.getValue(path, Locale.ENGLISH);
          if (value == null) {
              return null;
          } else {
              return value.getStringValue(m_cms);
          }
      }
docs: Reads the XML content value for a given xpath.<p>
  
  Returns null if no value was found at that path.<p>
  
  @param path the XML content xpath
  
  @return the value for that path as a string