Do you mean you want to install a DEB package or a RPM? Be very careful on
installing up to date soft ware. Yes you may have all the depends, but if the
linux kernel is not the right version. It is not going to install. Please see
these links on to install software. All so see Ubuntu software site too.
http://monkeyblog.org/ubuntu/installing/
http://packages.ubuntu.com/
http://psychocats.net/ubuntu/installingsoftware