flash playback.

Finally, Adobe .... never mind. I get bored of saying the same stuff over and over.

Download:

http://labs.adobe.com/downloads/flashplayer10.html

Extract:

tar xvzf flashplayer_square_p1_64bit_linux_091510.tar.gz

Copy:

mkdir -p .mozilla/plugins
mv libflashplayer.so .mozilla/plugins

Run firefox and check it's found it:
about:plugins

This file is present on Dani's machine.