posters
did you run the "small fix"
http://www.safer-networking.org/en/howto/uninstall.html
all those upgrading from 1.4 or 1.3 should do this
I am running 1.6 on 98 SE no problems
AVG poster when you remove avg 7
http://www.pchell.com/virus/uninstallavg.shtml
then go to bottom of pc hell page and run uninstallers for any other AV's even pre-installed ones
THEN
http://dl.antivir.de/down/windows/registrycleaner.zip
(even if you have never had Antivir)
I switched to AVAST- seems to run well with W98 and easy on the incremental updates