Ned Seith wrote: > > Roman, > > Again, please excuse my ignorance. > > I wasn't aware that virus files started with 4D5Ah. > > I would then imagine that 4D5Ah must be Norton and McAffee's first filter? Ha ha! Not quite so simple, small .exe files start with MZ. This has been a dos standard since very early days. If a file starts with MZ you can be pretty sure that it is a program that does something. So don't delete all these files from your computer! That's all we need, an Anti-Virus program that deletes every MZ file from your hard disk... ;o) -Roman -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu