Pidgin on Ubuntu Karmic not showing new notifications

[Andrés Monroy-Hernández]

Hello,

Do you know how do I get to show this kind of Ubuntu notifications in Pidgin:
http://ubuntumanual.org/files/u1/ubuntu_notification.png

I have lib-notify plugin enabled for new messages, however, it only
blinks when I get a new message. See:
http://dl.dropbox.com/u/285483/tmp/screenshot94.png

This are  my Plugin config settings:
http://dl.dropbox.com/u/285483/tmp/screenshot95.png




-- 
Andrés