It's alive, it's alive.
yahoo.
Thank you Screemer and Nerdii.
Especialy Nerdii.
Got a new system menu with the NUS Downloader.
Installed Bootmii boot2 from Hackmii.com for safety.
Backed up the system with the NAND tool in Bootmii.
Installed the system files with the WAD installer in HBC...