You can always look at one, but here's an example:
PHP Code:
GRMAP001
WIDTH 3
HEIGHT 3
LEVELNAMES
"overworld_aa01.nw","overworld_ab01.nw","overworld_ac01.nw"
"overworld_aa02.nw","overworld_ab02.nw","overworld_ac02.nw"
"overworld_aa03.nw","overworld_ab03.nw","overworld_ac03.nw"
LEVELNAMESEND