ASP.NET MVC AJAX

$(function () {
    $('form').submit(function () {
        if ($(this).valid()) {
            $.ajax({
                url: this.action,
                type: this.method,
                data: $(this).serialize(),
                success: function (result) {
                    $('#result').html(result);
                }
            });
        }
        return false;
    });
});

$(document).on("submit", "form", function (event) {
    var form = $(this);

    if (form.valid()) {
        $.ajax({
            url: form.action, // Not available to 'form' variable
            type: form.method,  // Not available to 'form' variable
            data: form.serialize(),
            success: function (html) {
                // Do something with the returned html.
            }
        });
    }

    event.preventDefault();
});