   delay(1000-mv);
 
   // Display output on the leds
-  if (C > 0.0) // Cool
+  if (C > 0.0) // Cold
+    digitalWrite(W, HIGH);
+  else
+    digitalWrite(W, LOW);
+
+  if (C > 15.0) // Cool
     digitalWrite(B, HIGH);
   else
     digitalWrite(B, LOW);

  else
    digitalWrite(R, LOW);
}

 + LM35DT - OUTPUT on A6
 + LM35DT - GND on A7 (bridged to common GND)
 + LM35DT - INPUT on +5V
 + White LED (+) on D08
 + Blue LED (+) on D09
 + Green LED (+) on D10
 + Yellow LED (+) on D11
