Presentation Mode

Whenever I was giving presentations, the display or the machine would go to sleep on me, causing the Projector to go blank. It was a pain to change the Energy Saver settings to Prevent this. Even if I did remember, I often forgot to change them back to a more normal mode. This script is most useful if you place it in the /Library/Scripts folder and use the /Applications/AppleScript/AppleScript Utility application to turn on the Script Menu in the menu bar.