If you are using WebSite from O'Reilly & Associates, Inc., do the following to add the plug-in MIME type:
1. Run Server Properties from the Windows Start Menu or Explorer.
2. Select the Mapping tab and Content Types button from the "List Selector" option button group.
3. Type ".acu" into the "File Extension (class)" entry field.
4. Type "application/vnd.acucobol" into the "MIME Content Type" entry field.
5. Click Add, and then click OK.