Insert an open/close toggle button on any list item. Simple list toggler has an easy to use editor button to insert toggle buttons on any list item. Thanks to @ace-subdo for simple jquery plugin. https://github.com/ace-subido/SimpleTreejs/tree/master Available on github: https://github.com/prettywebthings/toggle-list See it in action here: http://prettywebthings.com/wordpress-plugins/