To configure &app;, choose EditPreferences. The Preferences dialogue contains the following tabbed sections: You can also add new online information providers to &app;:

You can choose which columns are displayed in the List view by selecting or deselecting the checkboxes. Possible columns are Authors, ISBN, Publisher, Binding and Rating.

&app; can download information from a variety of different online sources; some of these sources have additional options to control how the information is downloaded. &app; will search each of the sources in turn, in the order displayed in the list. You can change the order in which the sources are searched by moving each source up or down using the Up and Down buttons. Amadeus Buch Internet Bookshop Italia Reynaud-Bray You can also use the Z39.50 protocol to add and remove new information providers. Two providers have been set up using this protocol for you. If you have an account with the British Library, you can use this dialogue to specify your username and password for the z39.50 service. You can also choose which database to connect to. If you have an account with the US Library of Congress, you can use this dialogue to specify your username and password for the z39.50 service. You can also choose which database to connect to. To add or remove a Z39.50 provider, you must first enable the advanced preferences options by selecting the Custom Z39.50 Providers checkbox. Two new buttons will appear: Add and Remove. Z39.50 support is optional in &app;, and requires that you install Ruby/ZOOM and marc. If the Custom Z39.50 Providers checkbox is greyed-out, it means that Ruby/ZOOM and marc are not correctly installed. Clicking Add will open the New Z39.50 Provider dialogue:

The Z39.50 information provider dialog.

Here you can specify the Name of the provider, the Hostname, the Internet Port to connect to, the name of the online Database, the Record Syntax used (&app; currently supports USMARC, UNIMARC and SUTRS formats), and, if relevant, a username and password to connect to the provider. To remove a provider, select its name from the list and click on Remove. You cannot remove any of the default providers provided by &app;.