Well, I did a search on LVX4245 on DigiKey and it came up with some stuff but only this one was In Stock. I don't know if it is the right thing though?

http://www.digikey.com/scripts/DkSearch/dksus.dll?Detail?Ref=182513&Row=295562&Site=US

I also did a search on LAN91C96 and nothing came up. But I already ordered it from Nu-Horizons.