MACROMEDIA FLASH 8-GETTING STARTED WITH FLASH Getting Started page 93

You can paste a library item into a different location in the same library
where it originated.
If you attempt to paste a library item into a location containing
another item by the same name, you can select whether to replace the
existing item.
To cut, copy, and paste library items using keyboard shortcuts:
To copy or paste a selected library item, press Control+X (Windows) or
Command+X (Macintosh) to cut the item, or press Control+C
(Windows) or Command+C (Macintosh) to copy the item.
To paste a cut or copied item, click the Stage or in another library to set
the insertion point, and press Control+V (Windows) or Command+V
(Macintosh) to paste in the center of the Stage, or press
Control+Shift+C (Windows) or Command+Shift+C (Macintosh) to
paste in place (in the same location as the original).
Getting to know the workspace 93