Notice to:

[mousepod]

Originally Posted by Gemini Cricket

Notice to Elevator Makers:
Why not make elevator buttons with a cancel feature? If someone presses a button it selects the floor, if you press it again it cancels the selection. That way if child in elevator with you presses all the buttons and then leaves, you can thwart his plans to have you visit all 20 floors.

I've actually been on elevators that have this feature. It's wonderful!