code: public String getFieldDesc() 
      {
          if (m_convDescField != null)
              return m_convDescField.getFieldDesc();
          if ((m_strAltDesc == null) || (m_strAltDesc.length() == 0))
              return super.getFieldDesc();
          else
              return m_strAltDesc;
      }
docs: Get the field description.
  @return The field description.