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<?php

/* Prevent YouTube Related Content on oEmbed-ed videos */
function Oembed_youtube_no_title($html,$url,$args){
	$url_string = parse_url($url, PHP_URL_QUERY);
	parse_str($url_string, $id);
	if (isset($id['v'])) {
		return '<iframe width="'.$args['width'].'" height="'.$args['height'].'" src="http://www.youtube.com/embed/'.$id['v'].'?rel=0" frameborder="0" allowfullscreen></iframe>';
	}
	return $html;
}
add_filter('oembed_result','Oembed_youtube_no_title',10,3);