static public function updateAlwaysAvailable( $objectID, $newAlwaysAvailable )
    {
        $object = eZContentObject::fetch( $objectID );
        $change = false;

        if ( $object->isAlwaysAvailable() & $newAlwaysAvailable == false )
        {
            $object->setAlwaysAvailableLanguageID( false );
            $change = true;
        }
        else if ( !$object->isAlwaysAvailable() & $newAlwaysAvailable == true )
        {
            $object->setAlwaysAvailableLanguageID( $object->attribute( 'initial_language_id' ) );
            $change = true;
        }
        if ( $change )
        {
            eZContentCacheManager::clearContentCacheIfNeeded( $objectID );
            if ( !eZSearch::getEngine() instanceof eZSearchEngine )
            {
                eZContentOperationCollection::registerSearchObject( $objectID );
            }
        }

        return array( 'status' => true );
    }