BootMii Configuration Editor llows you to change the values in the /bootmii/bootmii.ini file without having to take out the SD card and edit it on a PC.

Changes:

Additional Languages, Dutch, Finnish and German. Thank you to the following people for providing new translations
Dutch/Nederlands – MarioWaza
Finnish/Suomi – JaniN
German/Deutsch – Helsionium
Addition of 2 new skins, Monochrome and Green Screen.
Correction of the update version checking.
Resolved pointer corruption issue that resulted in sporadic crashes.
Separation of XML Files into 3 different files to make it easier to add new languages/skins

http://wiibrew.org/wiki/BootMii_Configuration_Editor