<script>
  $(document).ready(function() {
  $( "#sorter" ).click(function() {
    var order_by_value = $('input[name="order_by"]').val();

$.ajax({
                type: 'GET',
                url: 'the url link ',
                data: {
                    'order_by_value': order_by_value         
       },
                success: function (res) {
                    if(res == "ASC"){
                          $('input[name="order_by"]').val("ASC");
                     }
                    else {
                          $('input[name="order_by"]').val("DSC");
                         }
                    $('input[name="current"]').trigger('click');
                 });
                }
        });

</script>