mode rect for a limited area or sim for full sim
xrange (only for rect) how far east your area goes in meters
yrange (only for rect) how far north your area goes in meters
zrange how far up over the tracer your area goes in meters
minmove minimum move to generate new point, this avoid generating to many points for slow moving avatars
timer scan intervals in seconds
info info that will appear on map title after region name
image A full html link to an image you want as map background. or just no for no background