Request.IsAjaxRequest returns false

Question

I have an MVC project in which I have a form with a submit button. I have added a jquery client-side handler that intercepts the form submit event. The javascript function

Answer 1

The Request.IsAjaxRequest property should reflect the existence of the X-Requested-With HTTP header. Is this header actually sent to the server? As James suggests, try to profile this with Fiddler or similar proxy server alternatives.