erm...are the maps in this site unlocked or do i need to unlock it myself?? then wad files do i choose for my nokia n8??

gmappromTH110.rar (111,3 MB)?

JCV110TH.rar (75,6 MB)??

TSM En NT V11.00.rar (110,3 MB)??

CV for ENG map:
JCV110 EN.rar (75,6 MB)??

WHAT ARE JVC & GMAPPROM??