Caption 1
Panel content 1

test test test test test test test test test test test test test test test test test test test test test test test test test test test test

Caption 2
Panel content 2

test test test test test test test test test test test test test test test test test test test test test test test test test test test test

Caption 3
Panel content 3

test test test test test test test test test test test test test test test test test test test test test test test test test test test test

Example of simple expand/collapse animation

This sample rely on flex units computations.

Clcik on one of captions to start animation.