Maybe Microsoft can help?
If you believe your machine is affected by malicious software or potentially unwanted software, you can use Microsoft Security Essentials or another up-to-date scanning and removal tool to detect and remove malware or other potentially unwanted software from your computer. For more information on Microsoft security products, please visit our security products and services website. Additionally, you can get virus-related assistance at no additional charge from Microsoft in the United States and Canada via a toll-free support hot line, (866) PC-SAFETY (727-2338). For support outside the United States and Canada, please contact Microsoft Help and Support worldwide.