Q: How to install Multimedia Player (MPlayer) with Plug-in for Mozilla Firefox?

1. Read General Notes
2. Read How to add extra repositories?
3. Read How to install Multimedia Codecs?
4. Read How to install DVD playback capability?

5. sudo apt-get install mplayer-386
   sudo apt-get install mplayer-fonts
   sudo apt-get install mozilla-mplayer
   sudo cp /etc/mplayer/mplayer.conf /etc/mplayer/mplayer.conf_backup
   sudo gedit /etc/mplayer/mplayer.conf

6. Find this line

   ...
   vo=x11,                  # To specify default video driver (see -vo help for
   ...

7. Replace with the following line

   vo=xv,                  # To specify default video driver (see -vo help for

8. Save the edited file (sample)
9. Read How to refresh GNOME panel?
10. Applications -> Sound & Video -> MPlayer
11. Restart Mozilla Firefox