$(document).ready(function() { 

  if ($("#listing_sorter"))
  {
    // Change the sorting order
    $("#listing_sorter").change(function(){
     //alert(this.value);
     var url = '/browse/' + $("#this_area").val() + '/' + $("#this_term").val() + '/1/' + this.value;
     top.location.href = url;
    });
  }

});