Just wanted to pass on a new add-in for Revit that I found. It's elevatorarchitect:
http://www.digipara.com/ElevatorArchitect.aspx
Here's a video as well:
This is a pretty slick tool that allows you to create elevators that have editable properties within the pop-up editor.
There's a 64 bit and 32 bit version, and it's free!