Mark- Behaviors are actually stored as "rugged" ids. They're almost the same as long ids, with the path to the disk file replaced with the name of the stack. Thus you can set the behavior of an object with either button id 1007 of stack "/Users/Gumby/Documents/ArtClokey.rev" button id 1007 of stack "Pokey" -- -Mark Wieder mwieder at ahsoftware.net