$parser = new SBBCodeParser_Document();

$parser->add_emoticons(array(
	':)' => 'http://localhost/Classes/SCEditor-punbb/punbb-1.3.5/img/smilies/smile.png',
	'=)' => 'http://localhost/Classes/SCEditor-punbb/punbb-1.3.5/img/smilies/smile.png'
));

echo $parser->parse('This should be [b]bold[/b] and this should be [i]italic[/i]')
	->detect_links()
	->detect_emails()
	->detect_emoticons()
	->get_html();