---------------------------------
$file = 'targetgif.txt'; // (see 1 below)
$data = @file($file);
$data = $data[0];
if($handle = @fopen($file, 'w')){
$data = intval($data); $data++;
fwrite($handle, $data);
fclose($handle);
} // (see 2 below)
header('Location: http://green-beast.com/blog/examples/images/targetgif.gif');
?>
