> The phones do not have actual GPS receivers > built-in: it's some funny business with cell tower signals, and they > call it "GPS". I don't know the specifics of cell phone use, but I'm imagine it's similar to LORAN navigation. (http://en.wikipedia.org/wiki/LORAN) -- Andrew S. Zbikowski | http://andy.zibnet.us SELECT * FROM users WHERE clue >0; 0 rows returned