To add - several search engine have been reported to have male ware and trojans tied to them - at least in one of our test boxes - we picked up several hundred from Google and Yahoo - when you click on the link an antivirus programs runs and "Displays" several problems found on your device - but actually doesn't install the trojan until you click on fix the problem found. Also, some links just display a phony image and infect your machine.
Use your common sense - several hackers and script kitties are trying to cash in on others interests.
