Thunderbird and Gnome Shell

[Michael Cronenworth]

Steven Stern wrote:
> That's only visible if I mouse down to the lower right corner. I want
> something on the top bar that flashes or shows a number for unread or
> new messages.

No. The alert is a notification popup when a new message arrives. If you 
want a box that shows you number of unread messages your best option is 
Firetray[1].

If you want something on the top bar it would have to be a gnome-shell 
extension. There are none AFAIK.

[1] https://addons.mozilla.org/en-US/firefox/addon/firetray/
(Click on Development Channel at the bottom for the TB 7.0 compatible addon)