p>Specify whether to draw the mouse pointer. A value of <code>0</code> specifies
not to draw the pointer. Default value is <code>1</code>.
</p>
</dd>
<dt>&lsquo;<samp>follow_mouse</samp>&rsquo;</dt>
<dd><p>Make the grabbed area follow the mouse. The argument can be
<code>centered</code> or a number of pixels <var>PIXELS</var>.
</p>
<p>When it is specified with &quot;centered&quot;, the grabbing region follows the mouse
pointer and keeps the pointer at the center of region; otherwise, the region
follows only