To alter file associations open the "File" menu and click "File
To add an association, select the target file extension from the pull-down
list, or type in a new extension (do not include the "."). Next either type
command that launches the desired application in the appropriate field, or
choose the application from the "Browse" dialog. "%1" can be used in the launch
command to insert the name of the file being opened. Once these are filled out,
"Add Association" is enabled and can be clicked to add the association.
To edit an association, select an existing file extension. Any existing
associated command is shown in the launch command field. Edit it, and then
click "Replace Association".
To remove an association, select an existing file extension and click "Remove Association".
(The file extension remains in the "For Files Ending" pull-down list.)
File associations are stored in the Librarian Interface's main folder, in a file