sarge999,
Sleep should be working unless you have a card issue, I just close the lid and open same. I've finally found a way to tame my Elan TouchPad in OS X.! A few Notes you might like, Function key Map.
F1 Sleep
F2 Airplane Mode
F3 Does Mac OSX function(Misson control/Dashboard)
F4 Does Mac OSX function(Launchpad/Desktop)
F5 Brightness Down
F6 Brightness Up
F7 Screen Backlight On/Off (Soft mode)
F8 Video Mirror
F9 Touchpad (only with my Elan Touchpad driver)
F10 Mute
F11 Volume Down
F12 Volume Up
C - Rewind
V - Fast
Asus Instant Key - Does Mac OSX function(Launchpad)
Space - Play/Pause
Left Arrow - Previous
Down Arrow - Play/Pause
Right Arrow - Next
Up Arrow - Toggles Media Functions Fast/Rewind and Prev/Next between C,V & Left, Right Arrows and
Toggles OSX Functions for F3, F4
Toggles Finer and Normal Brightness, Volume control
Sorry about forgetting to tell about change to confiig.plist!
jhawk