From Browser Tools:

Fast, simple and efficient browsing history cleaner for Internet Explorer and Mozilla Firefox. Allows you to selectively keep history items. Cleans up index.dat files without the need for a Windows restart.
The TakeAlong version of IE Privacy Keeper is especially designed for cases when you cannot or don\'t wish to install IE Privacy Keeper using the setup program. For instance, when you are renting a computer in a cyber cafe or when you have restricted rights on your computer at work.
The TakeAlong version is a standalone executable that does not require installation or the presence of any auxiliary files. It will not write anything to the registry on the machine where it is executed. You can take it along on a diskette, CD or a USB Drive.