See WARNING: Viruses on network you should be aware of! & stay away from files less than 2 MB (2,000 KB) Having decent AV program & other protection is highly wise. Some more suggestions here Perfectly Safe from Spyware,rootkits,viruses ALL FREE PROGRAMS TO GET RID OF THOSE Prevention is the best advice of the day. Scan everything before opening & avoid what are obviously virii filled files that are spammed. (Not confusing with other types of spam such as mp3 spam & ipod image spam.)