Quelle((http://www.ubuntugeek.com/install-mplayer-and-multimedia-codecs-libdvdcss2w32codecsw64codecs-in-... owing two lines save and exit your file
<code>deb http://archive.ubuntu.com/ubuntu hardy universe multiverse
deb-src http://archive.ubuntu.com/ubuntu hardy universe multiv... ) Users run the following command
<code>sudo wget http://www.medibuntu.org/sources.list.d/hardy.list -O
