$(function () {
                $("#btnShow").bind("click", function () {
                    var $this = $(this);
                    $.get("http://www.imooc.com/data/info_f.php", function (data){
                        $(this).attr("disabled", "true");
                        $("ul").append("<li>我的名字叫：" + data.name + "</li>");
                        $("ul").append("<li>男朋友对我说：" + data.say + "</li>");
                    }, "json");
                })
            });