Hello, lets see ,run these and see how it goes. If XP or 2000
First follow the instructions in this link How to remove the Smitfraud/Generic Zlob
. Scroll to removal Instructions using SmitfraudFix
Follow by Running RogueRemover FREE 1.22
. For Windows 2000, NT, XP, Vista. Install,check for updates and scan. Follow screen to remove items found. Click "Remove selected", then Yes at the prompt.
Finally download and install SUPERAntiSpyware
Open the desktop icon created and check for updates/ After updating close the program.
Now reboot your PC into Safe Mode see How to start Windows in Safe Mode
Right click on the (ladybug) icon in the system tray and Select scan for Spyware,Adware ,Malware.
Perform a complete scan of the Root (C:\) drive
Delete / Quarantine all items found
Reboot to normal mode
Let us know,ask any questions you may have.