hummm.... i know there no option for it... but i think a bit of command line and file editing *should* work
*pokes*
~/.enlightenment/theemes/YOURTHEMENAME/desktops.cfg
~/.enlightenment/theemes/YOURTHEMENAME/backgrounds/background.cfg
(in linux '~' meens /home/username)
play arround with those....
enlightenment is such a lovley windowmanager to hack... i cant wait for 17
