不工作：使用Ajax将POST数据发送到Symfony2控制器

I would like to send Post Data to a Symfony Controller, but it doesn't work. When I send my data with AJAX, it is sending the POST data, but it is showing red link in the console with no error message or status; but 200ok in net FF. It is sending the request successfully through a normal form.I would like to send Post Data to a Symfony Con