Fraps videos compressing with virtualdub

Anyone had problems with compressing Fraps videos?
Here is what you should do :
get Virtualdub, Xvid codec and follow these steps :
open Virtualdub
drag and drop your clip in Virtualdub
go to options-preferences-3d accel - enable it
if you have dual core processor go to
options-preferences-threading-set threading to 1
save and ok
go to video-compression select Xvid MPEG-4 codec - configure
set maximum quality.
go to file-save as AVI and let the computer do the rest.