Play a Sound in Entourage 2001
You can add additional sounds to the system file.
1. Locate the System File (it's in the System Folder) Double click to open.
2. Make sure it is not locked. Click once on it to select it. Under the File menu in the Finder's Menu Bar, select 'Get Info', or type Command-I. A dialog box will appear and in the bottom left corner will be check box called 'Locked'. Click on it to uncheck it, and then click on the go-away box to close the dialog window. The System File is now unlocked.
3. Add sound file
Note: Quack is in OS 9.1 but not in 9.2.