Apple Logic Express 8 - Manual (Page 710)

710 Chapter 33 Working With Notation
The palettes can have different shapes, depending on the modifier pressed while
opening a floating palette with a double-click:
 Normal (Control)
 Vertical (Option)
 Horizontal (Command)
The default shape of palette windows (opened with a simple double-click) can be
predefined in the Logic Express > Preferences > Score > Floating Palette View pop-up
menu.
Selecting Part Box Objects With Key Commands
The following unassigned key commands select the corresponding note values in the
Part box. These can then be quickly inserted with the Pencil tool:
 Partbox: 1/1 Note
 Partbox: 1/2 Note
 Partbox: 1/4 Note
 Partbox: 1/8 Note
 Partbox: 1/16 Note
 Partbox: 1/32 Note
If you execute any of these key commands more than once, the following applies:
 Twice in succession, the corresponding triplet value is selected.
 Three times selects the dotted value.
 Four times returns to the original value.