As to the fogging on the lens, sometimes all that needs is a wiping off and reseating the o-rings when you screw it back together.
The moisture will not harm the LEDs or circuits.
The radio is something new to...mind clarifying if you mean CB or standard FM? I would think a ferrite ring from Radio Shack might help, but I can check with a radio source friend if it doesn't work.
2006 VStrom 1000 "Felaróf" - July 13th, 2013
1987 BMW K75T with Hannigan SuperSport hack
1980 GS850G (project)