i cant be bothered to type it all out again so look at my other postings in the AV section

summery
the best is e trust amor suit

other good ones are panda norman f secure avg.
yes these are less advertised thatn macafee and nortans but dont think that they must be crap because you have not heard of them

in my opinion nortans and sophos are the worst money can buy (u guys arn't serious about acctully paying money for software are u)

but read my other threads for more depth on why these ones