http://www.ball-pythons.net/forums/s...ad.php?t=28289
is Iceman's video tutorial on posting a photo.
If you chose advanced search and do a topic search for humidity there are scads of threads which might help also.
Is it a larger or taller aquarium? Are lights the only heat source?
Are the thermomenters analog, digital or stick-on?
(EDIT: man you guys just trounced me!)