function video_callback(id, file, duration, title)
{
	$.ajaxSetup({ async: false });
	$.post(
			'/video_post.php',
			{ id: id, state: 'start', file: file, duration: duration, title: title, player: 'mobile/1.0' },
			function(d){},
			'json'
	);
	$.ajaxSetup({ async: true });
	return true;
}