AJAX提交数据成功但不会跳转页面

 1 <button type="button" id="addBtn" class="btn btn-primary btn-lg">添加</button>
 2 
 3 <script type="text/javascript">
 4  $("#addBtn").click(function () {
 5                 var param=$("#addProductForm").serialize();
 6                 $.post({
 7                     url: "AddServlet",
 8                     data: param,
 9                     success:function (aa) {
10                         if(aa.flag) {
11                             //添加成功,跳转到success.html
12                             // alert("成功！")
13                             location.href="success.html";
14                         }
15                     },
16                     error:function () {
17                         alert("错误！");
18                     }
19                 });
20         });
21 </script>