yea, i don't know who makes their installer either, but either way i think we agree that it's not too good.
i have noticed that Symantec makes uninstallers, or at least i think they are made by them, to use to uninstall their products because the ones that come it don't work very well.
NOD32's online support is great, you can check for yourself at the link below
http://www.wilderssecurity.com/forumdisplay.php?f=15
there is also a member of the forum called Blackspear who has made a very clearly made and easy to follow guide on setting it up., which includes pictures
for just about the best protection you can get use NOD32, it has the best heuistics in the world and is very low on resourses, or instead of NOD, F-Prot is very similar. and use one of those Anti-Viruses with BOClean for a very low resourse anti-trojan