Browse in private. One-click switching of tabs or windows between incognito and normal modes.
In incognito mode, pages don't leave any traces. The extension provides one-click switching between incognito and normal modes. It switches an open tab or all open tabs in a window to an incognito window, or to a normal window from an incognito window.
The extension can be configured to switch the active tab or all tabs in the active window.
More about incognito: https://www.google.com/support/chrome/bin/answer.py?answer=95464&hl=en-US