Very similar functionality with a Greasemonkey script: Review: http://lifehacker.com/343881/quickly-switch-google-accounts-with-the-google-account-multi+login

Very similar functionality with a Greasemonkey script: Review: http://lifehacker.com/343881/quickly-switch-google-accounts-with-the-google-account-multi+login http://lifehacker.com/343881/quickly-switch-google-accounts-... Script Page: http://userscripts.org/scripts/show/16341 http://userscripts.org/scripts/show/16341