offmaps = ["ac_aqueous" "ac_arctic" "ac_complex" "ac_depot" "ac_desert" "ac_desert2" "ac_desert3"

"ac_elevation" "ac_gothic" "ac_keller" "ac_mines" "ac_power" "ac_scaffold" "ac_shine" "ac_snow"

"ac_sunset" "ac_toxic" "ac_urban" "ac_wasteland"]
//Didn't actually have to write all those again. Copypasta from my rdmmapmode script. :)
demap = $arg1
coed = [coop [demap]
if (strstr ($demap) (at $offmaps)) [echo "You can't edit this map as it is official."] [coop $demap]]