Sandboxie is an application that allows you to run a browser or other program, so all the changes resulting from the use can be stored in a sandbox environment, which you can then delete dikemudian later.
This application also allows you to remove the impression, such as the Internet address of the website that you visit or activities, all activities of your PC.
Info : www.sandboxie.com
OS : Win 2000/XP/Vista
Download : Sandboxie 3.32