SUPERAntiSpyware Free for Home Users:
http://www.superantispyware.com/
Malwarebytes' Anti-Malware: http://www.majorgeeks.com/Malwarebyt...are_d5756.html
are probably the best right now.

Workaround for aawservice:
1. Go Start>Run. Type in:
services.msc
2. Find Ad-Aware 2007 Service. Set it to Manual
3. Create start_adaware.bat batch file with the following lines:

@ECHO OFF
Ad-Aware2007.exe
sc stop aawservice
@echo Done


4. Place start_adaware.bat in Ad-aware folder
5. Launch start_adaware.bat to launch Ad-aware 2007

aawservice will be stopped when ad-aware quits