TweakNow RegCleaner is tool for optimizing & cleaning the most important part of every (Win) OS - registry. Also this program includes System Tweak tool to tweak some other parts of your OS besides the registry.

http://rapidshare.com/files/107467445/OneDDL.com-TweakNow.RegCleaner.Professional.v3.8.0.Retail-ARN.rar