Or...
http://timashley.me/?q=node/6
Follow those steps and you're set.
You should also use cIOS Rev13a, not b.
Don't forget that to play GameCube backups you need to install a cMIOS and a GC backup launcher (search for GC backup launcher v0.2 - it's the newest).
And even though you dont have a GC controller, you can tap the power button to go to the right, and tap the reset button to select (on BootMii).
http://timashley.me/?q=node/6
Follow those steps and you're set.
You should also use cIOS Rev13a, not b.
Don't forget that to play GameCube backups you need to install a cMIOS and a GC backup launcher (search for GC backup launcher v0.2 - it's the newest).
And even though you dont have a GC controller, you can tap the power button to go to the right, and tap the reset button to select (on BootMii).