problems with donwload

Under the results there are 3 files to download. Some users are getting an uable to read or corrupt message. http://vps.aztechost.co.uk/~trisco/index.php and 3 here http://vps.aztechost.co.uk/~trisco/rankings.php The upload script is similar if(isset($_POST['_upload']) && $_FILES['userfile']['size'] > 0) { $fileName = $_FILES['userfile']['name']; $tmpName = $_FILES['userfile']['tmp_name']; $fileSize = $_FILES['userfile']['size']; $fileType = $_FILES['userfile']['type']; $fp = fopen($tmpName, 'r'); $content = fread($fp, filesize($tmpName)); $content = addslashes($content); fclose($fp); if(!get_magic_quotes_gpc()) { $fileName = addslashes($fileName); } $id= $_POST['id']; /*$query = "UPDATE results SET title='$title', file_name='$fileName', size='$fileSize', type='$fileType', content='$content', last_updated=CURDATE() WHERE id=$id";*/ $query ="INSERT INTO results (title, content, file_name, size, type, last_updated) VALUES ('$title', '$content', '$fileName', '$fileSize', '$fileType', CURDATE())"; mysql_query($query); echo mysql_error(); } and the download.... <?php if(isset($_GET['id'])) { // if id is set then get the file with the id from database include("/home/trisco/public_html/secure/scripts/connect.php"); $id = $_GET['id']; $query = "SELECT file_name, type, size, content FROM results WHERE id = '$id'"; $result = mysql_query($query) or die(mysql_error());; list($file_name, $type, $size, $content) = mysql_fetch_array($result); /*echo $file_name; echo $type; echo $size;*/ header("Content-Type: $type"); header("Content-Disposition: attachment; filename=$file_name"); header("Content-Length: ".filesize($file)); header("Accept-Ranges: bytes"); header("Pragma: no-cache"); header("Expires: 0"); header("Cache-Control: must-revalidate, post-check=0, pre-check=0"); header("Content-transfer-encoding: binary"); echo $content; exit; } ?> I can open them on my desktop and laptop. Any clue why this is happening? Permissions? Thanks, R.