Messanger

From: Derrell (derrell.harrison_at_marioncountyfl.org)
Date: 08/30/04 

Date: Mon, 30 Aug 2004 11:07:31 -0700

when my computer comes out of standby messanger tells me
that I have been signed out on my computer because I have
been signed in on another computer. There is no other
computer that I know of that has my information to sign in
on another computer, this happened in the past and I
changed my password and that took care of it for about
three months and now the same thing again. Am I being
hacked or what?????