Thank you Willpower for setting up correctly.
Deeps, "Instellingen" is Dutch for Settings....oder Einstellungen.
Imagine the "surprise" when my dealer saw this! He immediately asked me if I could install a custom wallpaper for his personal CX-5.
For the ones who only need this change (wallpaper) see:
http://mazdacmuhacks.com/?page_id=70This is completely harmless for your CMU unit as you do not change anything else, only the background. It is a bit the same as for your Windows PC/Laptop: this modification does not modify your Operating System.
Good luck!