core/js/lib/jquery/plugins/fullpage/fullpage.js
//unbinding the mousemove when the mouse's middle button is released
unbinding the mousemove when the mouse's middle button is released
unbinding the mousemove when the mouse ' s middle button is released
function mouseUpHandler(e) {
            if (e.which == 2) {
                container.off('mousemove');
            }
        }
function mouseUpHandler ( e ) { if ( e . which == 2 ) { container . off ( 'mousemove' ) ; } }
unbinding the mousemove when the mouse's middle button is released
unbinding the mousemove when the mouse ' s middle button is released
//middle button