My folders dont work?

all of a sudden when i turned on my computer, when i go into any folder, it sais C++ runtime error in explorer.exe, then the shell restarts





I have WIN XP HOME SP2

My folders dont work?
Click Start.





Select Turn off computer.





Select Restart.





During restart, hold down the F8 key on your keyboard until the Windows Startup menu appears.





If your PC starts beeping then release the key for a few seconds before holding it down again.





Select Safe Mode from the Startup menu, and press the Enter button on your keyboard.





Windows should start in Safe Mode. If Windows doesn't restart in Safe Mode then please try again.





Now scan your system for viruses and perform normal troubleshooting, disk check, etc.
Reply:You have a worm or virus. Clean up your system and try again.
Reply:Start Windows in safe mode and scan for spyware and viruses.





Spyware Tools:


http://www.lavasoft.nu/software/adaware/...


http://www.safer-networking.org


http://www.microsoft.com/windowsdefender


http://www.merijn.org/programs.php





Anti-Virus:


http://free.grisoft.com





Cleanup:


http://www.ccleaner.com