SD Card - $3
Seven minutes of your life - You were just dicking around on GAF anyway
Xenoblade - ~$55
Best jRPG in a decade - priceless.
Seriously, I don't mean to be rude, but I don't have much sympathy for you. The process for hacking your Wii is like
1) Download file into SD card
2) Insert SD Card into Wii
3) Press button
4) Download other file onto SD Card
5) Insert SD Card into Wii
6) Press button
And you're done. It's that easy,
and here's a link to make it even easier for you. It's literally impossible to brick your Wii doing this, and it's completely risk-free.