DaniWeb IT Discussion Community - Contact us form help

Hi
I got this script of a tutorial site and I placed it on my site but it seems to work fine apart from it doesn't send the email can anyone help me please.

the contact us page

<!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>

    <title>Contact Us</title>

    <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1" />

    

</head>

<body>

<h1 align="center">Contact Us</h1>

<h2>We value your opinions!</h2>

<form method="post" action="sendmail.php">

  Email: <input name="email" type="text" /><br />

  Message:<br />

  <textarea name="message" rows="15" cols="40">

  </textarea><br />

  <input type="submit" />

</form><div id="footer">

    All contents of this site &copy; 2007 Harry Angell&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp

;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp

;&nbsp;

    <font face="Arial Unicode MS" size="4"><a href="index.htm">Home</a></font></div>

</body>

</html>

and the sendmail.php script

<?

  $email = $_REQUEST['email'] ;

  $message = $_REQUEST['message'] ;



  mail( "praytotherock@hotmail.co.uk", "Feedback Form Results",

    $message, "From: $email" );

  header( "Location: http://harang.freehostia.com/thankyou.html" );

?>

can anyone tell me whats wrong like I said it looks like it is functioning fine but the emails just aren't being sent.

Many thanks
HLA91