Hello,
Change your calling code as shown below.
$('#submit_form').click(function () {
if ($('#feedback_text').val() != '') {
var values = {'message': $("#feedback_text").val()};
$.ajax({
type: "POST",
url: "test2.aspx/ReceiveFeedback",
data: values,
contentType: "application/json; charset=utf-8",
dataType: "json",
processData: false ,
success: function (data) {
alert(data);
}
});
}
}
Regards