:state=0:music=audiobank\music\generic\main.wav,musicvolume=50,soundscale=25
:state=0:fog=0,fogred=0,foggreen=0,fogblue=0
:state=0:ambience=10,ambiencered=150,ambiencegreen=10,ambienceblue=255
These are the default setting for what you ask.
White to grey to black shades use the same value for each color
other examples here.
Page 125 of the community guide has some great info for setting ambience.
You can get it on this page
http://forum.thegamecreators.com/?m=forum_view&t=170978&b=21
I would download the fog zone at link
http://forum.thegamecreators.com/?m=forum_view&t=163823&b=23
you can also use the search feature for fog. pages of stuff.
More usefull stuff:
http://forum.thegamecreators.com/?m=forum_view&t=170980&b=21
Also you are going to get told about your title choice. to non discriptive for the search engine.
Anyway Welcome and hope this helps you out.
Nothing but coffee in my veins