If you got a Torrentdownload (Azureus (vuze), Bitcomet, Limewire download this file with that torrentdownloader.
http://isohunt.com/download/91791161/
just+cause.torrent
if you haven't a torrentdownloader just download this file:
http://www.mirrorservice.org/sites/
download.sourceforge.net/pub/sourceforge/a/project/az/
azureus/vuze/vuze-4.3.0.4/Vuze_4.3.0.4a_windows.exe
and install.
then open the torrent you downloaded at the first link