[rainbowrussia]

var msec = startsec = 3000;
var timerstart;
var sec;
var dsec;
 
countDown = function(){
	var msec = startsec - Math.floor((getTimer() - timerstart)/10);
	var sec = Math.floor(msec/100);
    dsec=msec-sec*(100);
	if (dsec < 10) {
		dsec = '0' + dsec;
	}
	time_txt.text=sec+"."+dsec;
}
 
timerstart = getTimer();
setInterval(countDown, 20);