/**
  * Update the number of rows. The contents of this organizer may limit the
  * ability to reduce the number of rows.
  * 
  * @param integer $newRows
  * @return void
  * @access public
  * @since 3/31/06
  */
 function updateNumRows($newRows)
 {
     parent::updateNumRows($newRows);
     $this->normalizeCells();
 }