From Apple: AppleScripts that extend the functionality of Disk Copy, version 6.3 or greater. They are provided as examples of how to use AppleScript to control Disk Copy, and gain access to features not present in the user interface. Create self-mounting image will prompt the user to select a disk image, verify it, then let the user save it as a self-mounting image. AppleScripts can be executed directly from Disk Copy by placing them in a folder named "Scripts" in the same folder as Disk Copy. When a Scripts folder containing AppleScripts is present, a new menu will appear in Disk Copy named "Scripts". AppleScripts selected from this menu will have their "on run" handler executed.
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