Well if you think you may have got something, you can get a free virus scan from this link.
http://security.symantec.com/sscv6/d...d=ie&venid=sym
To find your display adapter and chipset -- start>contol panel>system>hardware> device manager --- this will list all the hardware intalled on your laptop.
Make sure you have the latest drivers installed.
You can try fixes for LimeWire.
http://www.gnutellaforums.com/showth...threadid=32552
Delete the .limewire folder as per the instructions.
Best of luck