Untitled

this is index.php


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">

<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />

    <title>Click Map</title>

    <link rel="stylesheet" type="text/css" href="stylemap.css" />

    <script src="http://www.google.com/jsapi" type="text/javascript"></script>
    <script type="text/javascript">
        google.load("jquery", "1.3");
    </script>


</head>

<body>
   <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
    <script>
    var start;

    $(document).ready(function() {
    start = Date.getTime();

    $(window).unload(function() {
      end = Date.getTime();
      $.ajax({
        url: 'timer.php',
       type: 'POST',
        data: {
                'timeSpent': end - start,
                x:'hello'
              }
      })
    });
        $( window ).unload(function() {
            return "Bye now!";
        });
    }

</script>


    <img src="baywatch.jpg" alt="baywatch" />
    <?php

   echo("<p><a href='timer.php'>Voir time Spent</a></p>");
    ?>


</body>
</html>


and in timer.php i put

<?php


$v2=$_POST['timeSpent'];

echo "Your Time Spent is $v2";


?>