InDesign CS5: Timing Panel
InDesign CS5 introduces Animation (for Flash export). It is not done in that complicated Flash sort of way, but in that simple PowerPoint sort of way.
The Timing Panel, which displays the order of sequence for the animations, is not a traditional time line, and might be slightly confusing when the Delay feature and the Play together feature gets incorporated. So I tried to visualize it a bit better through these pictures: