if (Request.IsAjaxRequest())
            {
                return Content("/receipt/latest");
            }
            else
            {
                return RedirectToAction("latest", "receipt");
            }

function manageResponse(responseText, statusText) {
                if (responseText.toString().substr(0, 1) == '/') {
                    window.location = responseText;
                }
                else {
                    $("#formResult").text(responseText);
                }
            }

var options = {
                beforeSubmit: function() {
                    return $('#login').validate().form();
                },
                success: manageResponse
            };

$('#login').validate(); // setup form to use validation plugin

var options = {
    beforeSubmit: function() {
        return $('#login').valid(); // check form is valid
    },
    success: manageResponse
};