Re-creation of the apple.com mobile site flyout menu with subtle animations. See how it was re-created step-by-step: http://docs.proto.io/videos/prototyping-subtle-animation/ Enjoy.

Rethinking in-flight entertainment.

If you need to get the Y position of a vertically scrolling container, create a text box. Then on the container scroll trigger, set a variable that evaluates the numerical callback value from the event (Y position). Then add a callback that changes the text property of the text box by reading from the variable.