Might take a look at Baboo77's thread here: http://www.wiihacks.com/wii-custom-s...mymenuify.html
It's the only one on the site that covers its bases on the subject and has an author who's still active.
"I think that the Wii is a beautiful piece of hardware, and a broken Wii is a tragedy. It doesn’t matter why or how." -- Bushing