<a href="https://en.wikipedia.org/wiki/en:Mozilla_Thunderbird" class="extiw" title="w:en:Mozilla Thunderbird">Mozilla Thunderbird</a> 2.0.0.9 on Debian GNU/Linux “lenny” with Xfce 4 using the “Therapy” window titlebar theme and the “Raleigh” color scheme
<a href="//commons.wikimedia.org/wiki/User:AVRS" title="User:AVRS">User:AVRS</a>
MPL 1.1
<span class="int-own-work" lang="en">Own work</span>