I would try to get your Pi internet-connected , it makes life
much easier ...
You can either download XBMC for Raspbian ( search a bit)
or use TBOPlayer. All other media players are too slow
for video. TBOPlayer is not very feature-rich , too.
• Don't like the board ? Missing features ? Change to the prosilver theme ! You can find it in your settings.
• Don't like to search the forum BEFORE posting 'cos it's useless ? Try googling : yoursearchtermshere site:raspberrypi.org