how do you register this thing?

[imrj 1]

i enter my email and my purchase code/reg key provided, the serial number seems to autopopulate....but the register button is grayed out....what the heck is the enable key? help!

[imrj 1]

there was a space after the registration key, that was the problem, I just couldnt see it......for the developers, as a developer myself....please note there is something called a "trim$" function in most languages to trim string inputs   :)