Reflex tester wont work

[)V(ario]

I hit start and nothing comes up, I hit stop and it says somthing to the effect that it did work, I used to work for me I dont know why it would stop.

[General Patton]

same thing happened to me

[caramonjulu]

same thing happened to me
YES YES INDEED! i tried for hours to get it working, but sadly, i had no life. wait, um, yeah