This is a Processing project that helps speakers to keep track of their presentation time
Given the presentation time, this program will display an animation that emulates an old elevator indicator, going from "ground" to the last floor. As the pointer traverses from right to left, the speaker can watch it and adjust his/her presentation time according to the time left.
Here is a video example:
You can download the full code and image resources from here:
In order to run it, you'll need to download the Processing IDE: