code: public void addArea(final Section AREA) {
          if (null == AREA) return;
          areas.add(AREA);
          Collections.sort(areas, new SectionComparator());
          fireUpdateEvent(SECTION_EVENT);
      }
docs: Adds the given Section to the list of areas.
  Areas in the Medusa library usually are more
  eye-catching than Sections.
  
  @param AREA