GK - Not you, it was I who confused the two.

Captain - that sound's great.  Are you saying that if I use background and simply open an equirectangular image, it will work as if I were in the center of a sphere?  If so, how does one adjust lighting of the background?

Does this work for stereographic images?

Klebnor

Lotus 123 ~ S-Render ~ OS/2 WARP ~ IBM 8088 / 4.77 Mhz ~ Hercules Ultima graphics, Hitachi 10 MB HDD, 64K RAM, 12 in diagonal CRT Monitor (16 colors / 60 Hz refresh rate), 240 Watt PS, Dual 1.44 MB Floppies, 2 button mouse input device.  Beige horizontal case.  I don't display my unit.