Navigation for my mobile

Hi guys,
A friend of mine has a navigation system on his mobile phone (he has a PDA) but i read on some forums that it is possible to have it on your mobile phone too by a JAVA Applet, i’ve got a Samsung E900.
So I’d like to know, if it’s possible, how i should do it if it is possible, and the price (my friend had it free ) thnx in advance guys
Answer #1
Ok thnx, so not even with the JAVA applet: Falk-Route ?
Answer #2
~buMp?
Answer #3
Try the bellow link may be it’ll help you
http://www.google.com?t=2581096