Numeros aleatorios con flash

Código Flash

function ranNumArray (values, limit) {
	var count = -1;
	var numbers = new Array();
	while (numbers.length<=values) {
		var match = false;
		count++;
		var ran = random(limit);
		for (var x = 0; x<=numbers.length; x++) {
			if (ran == numbers[x]) {
				match = true;
				break;
			}
		}
		if (!match) {
			numbers[count] = ran;
		} else {
			count--;
		}
	}
	return numbers;
}
trace (ranNumArray(20, 70));