Y cant i enter my letters for ?

Question

its not letting me click the get code button

is it my java or something

Answer 1

it's because you're joe

Answer 2

I think it probably means that the system is very busy because so many people are trying to access it.  It you can, try to access it in the wee hours of the morning when there will be fewer people trying to use it.  All you can do is keep trying.