with jQuery
$('#recover').trigger({
type: 'mousedown',
which: 3
});
otherwise
var element = document.getElementById('recover');
var e = element.ownerDocument.createEvent('MouseEvents');
e.initMouseEvent('contextmenu', true, true,
element.ownerDocument.defaultView, 1, 0, 0, 0, 0, false,
false, false, false,2, null);
return !element.dispatchEvent(e);