ng surrounded by '#' characters.
It will be saved in the current directory.  The frequency specifies a
time interval between checkpoints in seconds.

<li><b>Max Undo:</b> This option specifies the maximum number of operations
that can be undone using the undo/redo feature.

<li><b>Enable Help Balloons:</b> Causes help messages to be displayed
when the mouse cursor is over certain user interface elements.

</ul>
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<a name="interface">
<h3>8.2 Interface Options</h3>

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