public function VideoParser($sText) {
/**
 * youtu.be
 */
$sText = preg_replace(
        '/<video>http:\/\/(?:www\.|)youtu.be\/([a-zA-Z0-9_\-]+)(&.+)?<\/video>/Ui', 
        '<iframe width="560" height="315" src="http://www.youtube.com/embed/$1?rel=0" frameborder="0" allowfullscreen></iframe>', 
        $sText);