gistfile1.js

    $.ajax({
        url: "/ajax/",
        data: formData,
        dataType: "json",
        success: function (data) {
            if (data.success === true) {
                $("#calendar-entry").fadeToggle("slow", function() {
                          $("#calendar-entry").html(data.calendar);
                });
                $("#calendar-entry").fadeToggle("slow");
            } else {
                alert(data.error);
            }
        }
    }
          );