code: public List<CmsContainerElementBean> getElements() {
  
          if (m_elements == null) {
              m_elements = new ArrayList<CmsContainerElementBean>();
              for (CmsContainerBean container : m_containers.values()) {
                  m_elements.addAll(container.getElements());
              }
          }
          return m_elements;
      }
docs: Returns the elements of all containers in this page.<p>
  
  @return the elements of all containers in this page