I think you just need to buy voucher (with the priority code on Sun page) between March 21 and June 23, 2007.
I know what it is like. I'm also a pioneer in our company. And with the pressure, I should take the exam also ASAP-yesterday-was-late(tm).
I guess, there is a light side of all this. And that is, I can learn new language :-). Right, I never used
Java before on anything longer than... hmm, 10lines? My job keeps me busy 8-10 hours daily in C++. Of course, I can get a break and check javaranch :-).