code: public void addOption(OPTION cell) {
  
          String value = cell.getValue();
          boolean first = m_selectCells.isEmpty();
          m_selectCells.put(value, cell);
  
          m_selector.add(cell);
          if (first) {
              selectValue(value);
              m_firstValue = value;
          }
          initSelectCell(cell);
      }
docs: Adds a new select option to the select box.<p>
  
  @param cell the widget representing the select option