See previous useful sticky post by moderator.
(maybe it is out of date, I dont know)
http://forums.techguy.org/malware-re...w-tighten.html
I also see a lot of references to WOT around.
What is WOT? I cursed. No-one explains.
I had a hunt and found Web of Trust. :-)
http://www.mywot.com/
It is a great little add-on that displays red, yellow or green icon beside every page in a Search. It does more as well if you want.
Reputation of any site can be seen at a glance.
If you do click on a dodgy site, a pop up window asks if you are sure.
Not completely foolproof, it relies on user rating feedback to rate sites. But I think it is brilliant.