WordPress Plugin, Convert 'SyntaxHighlighter for Movable Type' style to SyntaxHighlighter Evolved style

syntaxhighlighter-for-movable-type-to-evolved.php

<?php
/*
Plugin Name:  Syntaxhighlighter For Movable Type to Evolved
Description:  Convert 'SyntaxHighlighter for Movable Type' style to SyntaxHighlighter Evolved style 
Version:      1.0
Author:       makoto_kw
Author URI:   http://www.makotokw.com/
 */
function SyntaxhighlighterForMovableType2Evolved($text) {
	return preg_replace('/\[code:([\w#+-]+)\]/s','[code lang="$1"]', $text);
}
add_filter('the_content', 'SyntaxhighlighterForMovableType2Evolved', 6); // SyntaxHighlighter Evolved used 7