12 OVERVIEW TREE
This chapter includes the following sections:
The Overview Tree shows the records in the system that are related to the
cataloging record being edited. For example, it displays the holdings records, the administrative
record, and the items, subscriptions, orders and loans attached to the
selected cataloging record. The information is displayed in tree structure.
To view the Overview Tree of a record, call up the desired record and select
the Overview Tree option from the Cataloging menu or click the Overview Tree
icon 
from the
Cataloging bar. The Overview Tree is displayed in the upper pane as follows:
To close the Overview Tree and switch back to the cataloging record, select
again the Overview Tree option from the Cataloging menu or click the Overview
Tree icon from the Cataloging bar.
12.1 FULL SCREEN
The Full Screen option enables you to display as much as possible on the screen of the Overview Tree.
To view the current tree in Full Screen mode, select the Full Screen option
from the Cataloging menu or click the Full Screen icon 
from the Cataloging bar. When this option is selected, the lower pane is not shown and the Overview Tree takes up the upper and lower pane:
If the option is selected once again, the navigation pane is not shown and the
Overview Tree takes up the whole screen:
To turn off the Full Screen mode and switch to the standard view, select
again the Full Screen option from the Cataloging menu or click the Full Screen
icon from the Cataloging bar.
12.2 SPLIT MODE
The Split Editor Mode option enables you to split the Catalog Editor into two
sections for viewing and/or editing two cataloging records simultaneously. It
also enables you to view the Overview Tree of two records at a time.
To switch to Split Editor Mode, select the Split Editor Mode option from the
Cataloging menu or click the Split Editor Mode icon
from the
Cataloging bar.
While the trees are displayed, you can move item and/or acquisition orders and/or serial subscription records from one administrative record to the other. You do this by using the mouse for drag-and-drop operations from one tree to the other. You can also move an administrative record from one bibliographic record to another administrative record of a different
bibliographic record. The function moves all items, subscriptions and orders.
To turn off the Split Editor Mode, select again the Split Editor Mode option from the Cataloging menu or click the Split Editor Mode icon from the Cataloging bar.