It would'nt hurt to raise the humidity, does the snake have a tub to soak in if it wants? See if you can find someone nearby with some experience to have a look at your snake. He may just have an eyecap stuck which will need to be removed.
:eb: Scotty Allen :eb:
"For once you have tasted flight you will walk the earth with your eyes turned skywards, for there you have been and there you will long to return." -- Leonardo Da Vinci