Change Startup Disk 1.6.1 - Pick Clean

Change Startup Disk is an AppleScript that allows the user to bypass the OS X System Preferences to change the Startup Disk. Features include:

Choose between OS 9 and OS X with the click of button.
OS 9 Script included (with restart option).
Instructions included inside Simple Script on embedding your password so as to permanently bypass the dialog box.
Deluxe version works on multiple partitions/hard drives. Requires 24U Appearance OSAX. See Related Link, below.