var ids = [];
$('#buttons').on('click','.allow',function(){
    console.log('clicked', $(this));
    ids.push($(this).attr('id'));
    setTimeout(
  function()
  {
    console.log(ids);
  }, 1000);

});

$('#both').on('click', function(){

    triggerBoth();

});


function triggerBoth(){

  first = $('#first');
  second = $('#second');

  first.addClass('allow');
  first.click();
  first.removeClass('allow');

  second.addClass('allow');
  second.click();
  second.removeClass('allow');

}