static

edit*** also, the east cd is over 7gigs... how the hell do it get that on to a 4bg dvd? please help. my nav is useless right now

what program can i use for this, imgburn is only available for windows. im on mac os x. i cant burn images nor can i write anything slower than 4x. i remember seeing someone explain how but i cant find it again for the life of me. if anyone can tell me or point me in the direction of how to do this, it would be greatly appreciated.

my friend put his new map discs in my d3 thinking hed be helping me. now, i cant use my navigation without his disc. is there any way i can unstill/undo the update he did or do i need to get the updated dvd?