MathJax:Mathmenu-ZoomTrigger/qqq

This menu from 'Math Settings' determines how MathJax's zoom is triggered.

Followed by the following menu items:
 * - label for the following checkboxes
 * - checkbox label, for Mac
 * - checkbox label, for Windows
 * - checkbox label, for Mac
 * - checkbox label, for non-mac
 * - checkbox label
 * - checkbox label, for Windows
 * - checkbox label, for Mac
 * - checkbox label, for non-mac
 * - checkbox label