Some Useful Links:
Travel: airports, etc
http://www-conf.slac.stanford.edu/ssi/2009/travel.asp
U.S. Visa Information:
http://www-conf.slac.stanford.edu/ssi/2009/visa.asp
Stanford Guest House at SLAC
http://www.stanford.edu/dept/rde/guesthouse/
General Accommodation and local Transport
http://www-conf.slac.stanford.edu/ssi/2009/accommodation.asp
Hotels:
http://www.stanford.edu/dept/rde/chs/general/hotel.html