AJAX date

<!DOCTYPE html>
<html>
<head>
    <script>
        function getTime(){
            setTimeout("getTime()", 1000);
            var xmlhttp = new XMLHttpRequest();
            xmlhttp.onreadystatechange = function() {
                document.getElementById("c").innerHTML=xmlhttp.responseText;
            }
            xmlhttp.open("GET", "time.php",true);
            xmlhttp.send();
            document.getElementById('d').innerHTML=Date();
        }
        getTime();

    </script>
</head>
<body>
    <p>PHP says <span id="c"> </span></p>
    <p>JavaScript says the time is <span id="d"></span><p>
</body>
</html>


<?php
    echo "The date and time is " . date("d/mY h:i:sa") . ".";
?>