ButtonPress.js

var soundArr = ['A.wav', 'B.wav', 'C.wav', 'D.wav']; //Array of all of our sound files
var tempNum = 0; //Temporary number that is just used to figure out where we are

var buttonPressTime = 0; //In seconds, start as zero. This would be replaced with how long it would actually take

var buttonPress = function(buttonPressTime) { //Declare a function--not run--that does the following with the input of buttonPressTime
	if(buttonPressTime < 1 ) { //if the value of buttonPressTime is less than 1 (second)
	playSound(soundArr[tempNum]);
	tempNum = tempNum + 1; //Take the variable tempNum, and set it equal to tempNum + 1 (current value, but one higher);
	
	} else if (buttonPressTime >= 1) { //This is greater than 1s
	  tempNum = 0; //set the temporary variable back to zero (restart)
	}
}

while(tempNum < soundArr.length) { //while our tempNum value is less than the value of soundArr.length (in this case, soundArr.length = 4 because there are four elements)
	buttonPress(buttonPressTime); //Run the function buttonPress with an input of the buttonPressTime
}