Seconds Ticker using JavaScript

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>

    <div id="status"></div>

    <script type="text/javascript">

        var st = document.getElementById('status');
        function timer(secs)
        {
            st.innerHTML ="Please wait "+ secs;
            if (secs < 1)
            {
                clearTimeout(timer);
                return;
            }
            secs--;
           var t= setTimeout('timer('+secs+')', 1000);
        }

        timer(10 );
    </script>
</body>
</html>