As a start you will need to clean your OS from the spyware
that you probably have. Download CWShredder from
http://www.spychecker.com/program/cwshredder.html, Spybot
from
http://www.safer-networking.org/index.php?
lang=en&page=download and Adaware from
http://www.lavasoftusa.com/". Run them while offline and
in SAFE boot mode. Delete the red entries that Spybot
displays. Reboot and change the following settings for IE.
Go to Tools, Internet Options, Privacy tab, click Advance
button. Tick:- Overide automatic cookie handling, Accept
First-party Cookies, Block Third-party Cookies, Always
allow session cookies. Click Ok, Ok. Finally, download
SpywareBlaster and SpywareGuard from
http://www.javacoolsoftware.com/spywareblaster.html">Spywar
eBlaster, install them and your OS will be spyware proof.
You can verify this by running either Spybot or Adaware
after an internet session. They will come up with a clean
bill of health. Offcourse you need to frequently look for
updates for the above mentioned software.