function test_completed(download_speed, upload_speed, latency, server_id) {
	download_rate = Math.round((download_speed/8)*10)/10;
	upload_rate = Math.round((upload_speed/8)*10)/10;
	var speed = document.getElementById('speed');
	if (speed) {
		speed.innerHTML = "<img src=\"http://speedtest.ookla.com/log.php?c=grid4&d=" + download_speed + "&u=" + upload_speed + "&s=" + server_id + "\" width=1 height=1>";
	}
}