(function($){
  $(document).ready(function() {
    $("#authorsearch").submit(function() {
      var selectedVal = $(this).find("select").val()
      var path = $(this).attr("action").replace(":id", selectedVal);
      window.location = path;
      return false;
    });
    
    $("#datesearch").submit(function() {
      var month = $(this).find("select.month").val()
      var year = $(this).find("select.year").val()
      var path = $(this).attr("action").replace(":month", month).replace(":year", year);
      window.location = path;
      return false;
    });
  });
})(jQuery);