system
1
??? ??? ??? ???
how do you uninstall the skins or at least most of them ??? ??? ???
avast! 4 Home Ed.
Go to the folder: C:\Program files\Alwil Software\Avast4\Data\Skin and delete the files related to that skin: *.aswcs or *.asws (and text files related). 
Wellcome to forums. 
Finally! What I´ve been looking for hours!! (well, 40 mins. :P).
This really helped me, i think i´m going to bookmark it.
Why do you need to uninstall skins?