Upgrade Primera P12 software

Upgrade Primera P12 2002 software - It can be done?

Hello everybody I'm new around here, but I'm a curiosity about my old Primera P12 2002, It is possible to update the car's software attempting that a don't have navigation system?

So, because I know, my English is very bad I mace a search of all software version to make my self clear:

Picture 1: car from 2002 but I don't have any clue about the model
http://img690.imageshack.us/i/2002ij.jpg/

Picture 2: car from 2002 Teckna version (this is a real photo from my car)
http://img36.imageshack.us/i/2002tekna.jpg (http://img36.imageshack.us/i/2002tekna.jpg/)

Picture 3: car from 2003 ( I bealive this is now from the restyling model)
http://img546.imageshack.us/i/2003p.jpg (http://img546.imageshack.us/i/2003p.jpg/)

Picture 4: car from 2005
http://imageshack.us/photo/my-images/153/2005c.jpg/

This topic has been debate on other forum but I believe without a solution
(http://www.nissanboard.de/artikel_nissan_42952_page_6_Tipps-amp-Tricks-mit-N-Form.html) (http://www.nissanboard.de/artikel_nissan_42952_page_6_Tipps-amp-Tricks-mit-N-Form.html)

To finish: what I really want is change the software graphics from the 2002 model to the 2005 model and I do not have the SAT/NAV system
It is possible?

Thanks