I can confirm this bug, doesn't replicate on Python 3 (3.3.0-2ubuntu9), webbrowser works fine, just the issue affects Python 2 (2.7.4~rc1-2ubuntu1)
I can confirm this bug, doesn't replicate on Python 3 (3.3.0-2ubuntu9), webbrowser works fine, just the issue affects Python 2 (2.7.4~ rc1-2ubuntu1)