mvc ajax请求

@{ ViewBag.Title = "ajax"; }
<script src="../../Scripts/jquery-1.4.4.js" type="text/javascript"></script>
<script src="../../Scripts/jquery.unobtrusive-ajax.min.js" type="text/javascript"></script>
@using (@Html.BeginForm()) { @Ajax.ActionLink("这是一个ajax请求", "ajax", new AjaxOptions
{ UpdateTargetId = "ajaxId", //InsertionMode = InsertionMode.Replace, InsertionMode=InsertionMode.InsertAfter,
HttpMethod = "Post" })
<h2>
</h2>
}
<script type="text/javascript">
    $(function () {
        $("#btn").click(function () {
            $.post("/Home/ajax", function (data, status) {
                if (status == "success") {
                    alert(data.Name);

                }
                else {
                    alert("ajax请求失败");
                }
            })
        });
    });
</script>
<a href="#" id="btn">点击</a>
<h2>
    ajax</h2>