function normalize( $s ) {
		global $wgAllUnicodeFixes;
		$s = UtfNormal::cleanUp( $s );
		if ( $wgAllUnicodeFixes ) {
			$s = $this->transformUsingPairFile( 'normalize-ar.ser', $s );
			$s = $this->transformUsingPairFile( 'normalize-ml.ser', $s );
		}

		return $s;
	}