Restart You computer Safe Mode with Networking:
1. Log out and reboot your machine.
2. When the machine starts the reboot sequence, press the F8 key repeatedly.
3. Select Safe Mode with Networking from the resulting menu.
4. Login. If the malware has changed your password, try logging in as Administrator. By default, Administrator has no password.
5. The machine will continue booting, but the Windows desktop will look different.
Then in The Safe With Networking .Download and Scan By Using Malwarebytes’ Anti-Malware http://www.download.com/Malwarebytes-Anti-Malware/3000-8022_4-10804572.html?tag=contentBody;mostPopTwoColWrap&cdlPid=10997763
Download and Scan By Using Super Anti-Spyware Press here http://www.superantispyware.com/
Download and Scan By Using SmitFraudFix v2.392 (WinXP, Win2K) Press here http://siri.geekstogo.com/SmitfraudFix.php
Download and Scan By using Norman Malware Cleaner Press here http://majorgeeks.com/downloadget.php?id=5450&file=1&evp=6980e63d4e482f0670e991265b3250e7
6. When you're finished Remove Virus log out and reboot back into normal mode