json + .net works debug mode inbuilt web server nonetheless going practical dir directly

i have following javascript:

$.ajax({
  type: "post",
  datatype: "json",
  url: "/home/submit",
  data: {
    email: stremail,
    message: strmessage
  },
  success: function(result) {
    //alert('here');
    alert(result.message);
  },
  error: function(error) {
    alert(error);
  }
});

this creates function:

public jsonresult submit(string email, twine message) {
  relapse json(new {
    summary = "yep"
  });
}

this works glorious debug mode inbuilt webserver.

however i practical dir directly does hits blunder bit. i trustworthy slight formula behind never gets hit.

i am controlling vista.

additionally blunder outline bit where says alert(error);

thanks,

alex