   
   if (btnStatePlay != oldBtnStatePlay && displayState == 7) {
     // game is over, so reset
-	resetScore();
+    resetGame();
     showRoundsToPlay();
     displayState = 0;
   }
   else if (btnStatePlay != oldBtnStatePlay && displayState == 6) {
     // wait for next play button press after showing game winner
-	displayState = 7;
+    displayState = 7;
   }
   else if (btnStatePlay != oldBtnStatePlay && displayState == 5) {
     // show game winner and wait for next play button press
-	showHeaderNoScore();
+    showHeaderNoScore();
     mySerial.print(strWinner);
     displayState = 6;
   }
   else if (btnStatePlay != oldBtnStatePlay && displayState == 4) {
     // determine if the game is over and wait for next play button press
-	displayState = getGameWinner();
+    displayState = getGameWinner();
   }
   else if (btnStatePlay != oldBtnStatePlay && displayState == 3) {
     // show round results and wait for next play button press
-	displayResultOfRound();
+    displayResultOfRound();
     displayState = 4;
   }
   else if (btnStatePlay != oldBtnStatePlay && displayState == 2) {
-	// wait for next play button press after showing round stats
+    // wait for next play button press after showing round stats
     displayState = 3;
   }
   else if (displayState == 1) {
-	// handle hand, guess, and play buttons during a round
+    // handle hand, guess, and play buttons during a round
     if (btnStateHand == HIGH && btnStateHand != oldBtnStateHand) {
       nextHand();
       updateLCD();

  mySerial.write(148);   // new line
}

// reset the score
void resetScore()
{
  playerScore = 0;
  compScore = 0; 
}

    }
  }
  else if (displayState == 0) {
    // determine rounds to play
    if (btnStateHand == HIGH && btnStateHand != oldBtnStateHand && roundsToPlay > 1) {
      roundsToPlay -= 2;
      showRoundsToPlay();
