Originally Posted by From PM
No Problem Craig,
See if Method Three in this tutorial below will allow you to enable regedit again so that you can enable Task Manager with the other one. Regedit - Enable or Disable
Spy Sweeper is just a anti-spyware program and not a antivirus program. You can use the free Avast Home Edition
antivirus program to run a very thorough scan after updating it's definition files. Hopefully it can remone that Trojan for you. If not, formatting the hard drive and doing a clean reinstall will.
Hope this helps,