Just a heads up, if you’re running 64 bit Windows and only have the 64 bit java sdk installed, you’ll get an error when running the IDE. To cure, download the 32 bit version of the java sdk (1.6) and install. Seems good now!
Java download:
http://www.oracle.com/technetwork/java/javase/downloads/jdk-6u32-downloads-1594644.html
Corona Cider IDE:
http://www.mydevelopersgames.com/CIDER/
More Cider info to follow shortly!