I have a computer virus, please help??

i know my computer has a spyware virus and i need a free antivirus download. I have a microsoft window xp

build 2600 xpclient. if that helps any.

please help me i have a** loads of home work!!!!!!

I have a computer virus, please help??norton 360

for the best security which i have used for a long time get the folowing products, they are all free and very low on system resources:

FOR ANTIVIRUS:

get avira anti-vir personal edition it is the best free antivirus and has the best detection rates out of the 3 free av's with AVG at 82% avast at 88% and avira personal editon at 94%

http://www.free-av.com/

Avira offers: 1.Extensive Malware Recognition of viruses, Trojans, backdoor programs, worms, etc. 2.Automatic incremental updates of antivirus signatures, engine and entire software 3.Permanent virus protection, with Virus Guard real time monitoring 4.Install and configuration in just a couple of steps, setup to protect your PC in minutes 5.Virus protection against known and unknown threats, using an advanced heuristic system 6.Scheduler where you can set the scanner to make automatic virus scans or updates on your system 7.Forum and phone support

FOR ANTISPYWARE:

get spyware terminator it has real time monitoring and automatic updates, it is also very low on system resources and best of all it's free and not on the rogue spyware list. you can get it from http://www.spywareterminator.com/ i have used it for a long time it has HIPS, Real time shield, and if you want an integrated real time monitor from clam win antivirus. also a right click scan for windows explorer