er button styles, via the button
   <a href="JSONConfigRef.htm#buttons.type">type</a> property:
   
</p>
<ul>
   <li>Push-and-hold: you have to hold down the button for a defined interval
   before it'll take effect.  This is useful for buttons that you don't want
   to engage accidentally, such as a "power off the PC" button.

   <li>Pulse: the button performs its action as a timed pulse when pushed, rather
   than staying on the whole time you're holding it down.  A pulse button can
   also perform its ac