Restricted installer

unified restricted installer script

if zenity --title "Restricted software installation" --text "The software you are about to install might or might not be restricted by the ridiculous 
copyright laws of the United States. By clicking yes, you may be violating the DMCA, then again, you might not be, we really dont know. For more 
information visit http://patentabsurdity.com/" --question; then
   gksu "xterm -e cp /etc/apt/sources.list /etc/apt/sources.list.backup"
   gksu "xterm -e sed -i -e "s/# deb/deb/g" /etc/apt/sources.list"
   gksu "xterm -e apt-get update"
	CN=`lsb_release -cs`
	if [[ "${CN}" == "hardy" || "${CN}" == "intrepid" ]]
	then
		gksu "xterm -e apt-get -y install vlc ubuntu-restricted-extras libdvdread3"
		gksu "xterm -e /usr/share/doc/libdvdread3/install-css.sh"
	else
            	gksu "xterm -e apt-get -y install vlc ubuntu-restricted-extras libdvdread4"
	        gksu "xterm -e /usr/share/doc/libdvdread4/install-css.sh"
	fi
fi