public function outputString( $message, $label = null, $groupedEntry = false )
    {
        if ( $groupedEntry )
        {
            $this->finalOutputMessageArray[$this->outputEntryNumber]["messages"][] = $message;
        }
        else
        {
            $this->outputEntryNumber++;
            $this->finalOutputMessageArray[$this->outputEntryNumber] = array( "messages" => array( $message ),
                                                                              "label" => $label );
        }
    }