var currentCount = 0;
var countOnes = 0;
var countTens = 0;
var countRealTens = 0;
var countHundreds = 0;
var onesCountInterval;
var tensCountInterval;

$(document).ready(function(){
	onesCountInterval = setInterval(incrementOnes, 70);
	tensCountInterval = setInterval(incrementTens, 100);
});

function incrementTens() {
	if (countTens > 9) { countTens = 0; incrementHundreds(); }
	$('#machines_tens span').text(countTens);
	countTens++;
	countRealTens++;
	if( (countRealTens * 10) > parseInt(numMachines) ) {
		window.clearInterval(onesCountInterval);
		window.clearInterval(tensCountInterval);
		$('#machines_ones span').text( numMachines.charAt(2) );
	}
}

function incrementHundreds() {
	countHundreds++;
	$('#machines_hundreds span').text(countHundreds);
}

function incrementOnes() {
	if (countOnes > 9) { countOnes = 0; }
	$('#machines_ones span').text(countOnes);
	currentCount++; countOnes++;
}