WELL I CAN'T TELL WHITCH WAY IS "UP"... AND ONE OF THESE IS A SAMPLE CHIP... LMK THE ONE AND YOU GET A PRIZE... WELL NOT REALLY BUT WAS A GR8 IDEA,, BUT I DON'T HAVE ANY CHIP'S TO SEND AS A PRIZE,, AS THEY ARE ALL IN STORAGE TILL I GET HOME IN "2" MONTHS... SKIP