Do you have "Spyware" on your system? Parasites or an Unwanted Search
Engine Toolbar? Don't panic -- this is a learning experience on how some
of these so-called friendly companies treat you as a valued customer!
Many of us are totally amazed (including myself) at just how sneaky and
underhanded some of these companies are.

Info here: http://www.mvps.org/winhelp2002/unwanted.htm