Adware and Spyware have attacked my computer!!!! ANY IDEAS?

my computer has a trojan running through it that has blocked all admin. functions on my computer. I can not add/delete files, system restore. Does anyone have any ideas how to get them off my system with out having to wipe my hard drive? It won't let me install anti-virus/ anti-spyware software

Adware and Spyware have attacked my computer!!!! ANY IDEAS?security

two things to do

do this online scan

www.housecall.trendmicro.com

get adaware se personal

www.lavasoft.com

get update, reboot and do a full scan

spybot also is a good choice

Adware and Spyware have attacked my computer!!!! ANY IDEAS?trojan

Do a on line scan at the link below.
Are you able to boot into safe mode? Do you have a CD you can boot off of?
Use both on-line scans.

1. Scan for virus and remove (free online scan, no download) with BitDefender.

http://www.bitdefender.com/site/home/

2. Scan for trojans and spyware and remove (free online scan, no download) with Ewido.

http://www.ewido.net/en/

Good luck.
go to this website

housecall.trendmicro.com

and do a free online scan. it will take some time.. let it finish and then when it prompts for needed action do so
Do an online anti virus scan. Google online virus scan.