Don't know if you have seen this or not, but better to be safe than sorry.

<http://www.snopes.com/computer/virus/postcard.asp>
http://www.snopes.com/computer/virus/postcard.asp

Hi all, I checked with Norton Anti-Virus, and they are gearing up for this
virus!

I checked Snopes (URL above, and it is for real!

Get this E-mail message sent around to your contacts ASAP.

PLEASE FORWARD THIS WARNING AMONG FRIENDS, FAMILY AND CONTACTS!

You should be alert during the next few days. Do not open any message with
an attachme nt entitled 'POSTCARD FROM HALLMARK,' regardless of who sent it
to you. It is a virus which opens A POSTCARD IMAGE, which 'burns' the whole
hard disc C of your computer. This virus will be received from someone who
has your e-mail address in his/her contact list. This is the reason why you
need to send this e-mail to all your contacts It is better to receive this
message 25 times than to receive the virus and open it.

If you receive a mail called' POSTCARD,' even though sent to you by a
friend, do not open it! Shut down your computer immediately.

This is the worst virus announced by CNN. It has been classified by
Microsoft as the most destructive virus ever. This virus was discovered by
McAfee yesterday, and there is no repair yet for this kind of virus. This
virus simply destroys the Zero Sector of the Hard Disc, where the vital
information is kept.

COPY THIS E-MAIL, AND SEND IT TO YOUR FRIENDS. REMEMBER: IF YOU SEND IT TO
THEM, YOU WILL BENEFIT ALL OF US

Snopes lists all the names it could come in