Ошибка

// ------------------ Функция вставки BB-кода --------------------//
function bb_code($message) {
	$message = preg_replace('#\[code\](.*?)\[/code\]#ie', 'highlight_code("\1")', $message);
	$message = preg_replace('#\[big\](.*?)\[/big\]#si', '<big>\1</big>', $message);
	$message = preg_replace('#\[b\](.*?)\[/b\]#si', '<b>\1</b>', $message);
	$message = preg_replace('#\[i\](.*?)\[/i\]#si', '<i>\1</i>', $message);
	$message = preg_replace('#\[u\](.*?)\[/u\]#si', '<u>\1</u>', $message);
	$message = preg_replace('#\[small\](.*?)\[/small\]#si', '<small>\1</small>', $message);
	$message = preg_replace('#\[red\](.*?)\[/red\]#si', '<span style="color:#ff0000">\1</span>', $message);
	$message = preg_replace('#\[green\](.*?)\[/green\]#si', '<span style="color:#00ff00">\1</span>', $message);
	$message = preg_replace('#\[blue\](.*?)\[/blue\]#si', '<span style="color:#0000ff">\1</span>', $message);
	$message = preg_replace('#\[yellow\](.*?)\[/yellow\]#si', '<span style="color:#ffff00">\1</span>', $message);
	$message = preg_replace('#\[q\](.*?)\[/q\]#si', '<q>\1</q>', $message);
	$message = preg_replace('#\[del\](.*?)\[/del\]#si', '<del>\1</del>', $message);
	$message = preg_replace_callback('~\\[url=(http://.+?)\\](.+?)\\[/url\\]|(http://(www.)?[0-9a-z\.-]+\.[0-9a-z]{2,6}[0-9a-zA-Z/\?\.\~&amp;_=/%-:#]*)~', 'url_replace', $message);
	return $message;
}