I thought the analog pins could also be used as digital pins?
Anyway...I'll try out your wiring tonight.
Mega Pin: Breakout Board Pin: TS Pin: Description:
Analog2 X1 1 Top of TS
Digital3 X2 3 Bottom of TS
Digital4 Y2 2 Left side of TS
Analog5 Y1 4 Right side of TS