ubun2

I want to install google chrome stable release on my ubuntu 10.10 but i already got google chrome unstable (dev channel build) on my desktop.

How to uninstall chrome unstable so that i can install google chrome release version?

I installed Purr, and now anytime I try to install a new package program near the end about 80% complete I get an error message saying it can not complete because of Purrr. I also get the same thing during upgrades. I tried uninstalling Purr, but can't because I get the same thing.

I want to uninstall Ubuntu and repair the MBR so it boots to Win XP normally. How do I do this?