<script type="text/javascript">
        $("document").ready(function(){
            $(".authform").submit(function(){
                $(".return_value").html("Running...");
                var data = {username: $("#username").val(), password: $("#password").val()};
                $.ajax({
                    type: "POST",
                    dataType: "json",
                    url: "inc/auth.php",
                    data: {auth : JSON.stringify({data})},
                    success: function(data) {
                        $(".return_value").html("Result: " + data["status"]);
                    }
                });
                return false;
            });
        });
    </script>