If the problem is a result of Windows Critical Updates support is offered by Microsoft at no cost and your best option is to take advantage of it.
Go to Windows Update or Microsoft Update, whichever is your default, and click on "Get help and Support" on the left side of the page.
Alternately you can call them at the toll free phone number listed below:
Microsoft Security Product Support Policy
Technical support is available from Microsoft Product Support
Services at 1-866-PC SAFETY (1-866-727-2338). There is no charge for support calls associated with security updates.
International customers can get support from their local Microsoft
subsidiaries. Phone numbers for international support can be found
Microsoft Security Bulletin - Summary for August, 2006http://www.net-security.org/advisory.php?id=6606