   pinMode(digit2pin, OUTPUT);
   pinMode(digit3pin, OUTPUT);
 
-  // Setup specific for prototype 2.
   // Pullup resistor on button pin
   pinMode(buttonpin, INPUT);
   digitalWrite(buttonpin, HIGH);       // turn on pullup resistor

  }

  // Least significant digit  
  if(n == 3)
  {
    digitalWrite(digit1pin,0);
    digitalWrite(digit2pin,0);

const int buttonpin = 2;
          
long ticks = 0;
byte reset = 6;
const byte divide = 1;
long likes;                     // The number of button presses.
int num;
int value;                    // The number displayed on the LEDs.
int n = 0;
int buttonState = 0;          // Current state of the button.
int lastButtonState = 0;      // Previous state of the button.
long coolDownTicks = 0;       // Hold delay before a new button press is registered.
long timer = 0;               // Tick counter, helps count.
int ignorePress = 0;          // Ignore the button press when coming out of sleep.
long glowstart = 0;           // To fade in, and out the display.
long currentglow = 0;         // To fade in, and out the display.
                                 
void setup()
{
