Frame 1
	fscommand ("fullscreen", true);
	var seconds = 10;
	var milliseconds = 60;
	var microseconds = 99;
	flasher._visible = false;
	counting = true;
	refresh = function () {
		clock_txt.text = (((seconds + ":") + milliseconds) + ":") + microseconds;
	};
	flashOn = function () {
		flasher._visible = true;
		flashOnInt = setInterval(flashOff, 100);
	};
	flashOff = function () {
		flasher._visible = false;
		clearInterval(flashOnInt);
	};
	countDownSeconds = function () {
		seconds--;
		if (seconds < 10) {
			seconds = "0" + seconds;
		}
		if (seconds == 0) {
			clearInterval(timer);
			clock_txt.text = "00:00:00";
			setInterval(flashOn, 200);
		}
	};
	countDownMilliseconds = function () {
		milliseconds--;
		if (milliseconds < 10) {
			milliseconds = "0" + milliseconds;
		}
		if (milliseconds < 1) {
			milliseconds = 60;
		}
	};
	countDownMicroseconds = function () {
		microseconds--;
		if (microseconds < 10) {
			microseconds = "0" + microseconds;
		}
		if (microseconds < 1) {
			microseconds = 60;
		}
	};
	secondInterval = setInterval(countDownSeconds, 1000);
	setInterval(countDownMilliseconds, 10);
	setInterval(countDownMicroseconds, 5);
	timer = setInterval(refresh, 10);
	btn.onPress = function () {
		if (seconds > 0) {
			if (counting) {
				clearInterval(timer);
				counting = false;
			} else {
				timer = setInterval(refresh, 10);
				counting = true;
			}
		}
	};