public void timeTickSeconds()
{
    int minutes;

    seconds.increment();
    if(seconds.getValue() == 0) {  // it just rolled over!
    minutes.increment();
    minutes = hours.getValue() + 1;
   {
    if(minutes.getValue() > 12)

    minutes = minutes.getValue() - 12;
    minutes.setValue(hour);
   }
    }
    {
    updateDisplay();
    }

}