if(isset($_GET['id']) && $_GET["type"]=="image")
{
$id    = $_GET['id'];
$query = "SELECT * FROM Files WHERE ID = '$id'";

$result = mysql_query($query) or die('Error, query failed');

    $row = mysql_fetch_array($result);
      {
       $data = $row['FileData'];
       $type = $row['ContentType'];
      }
      Header( "Content-type: $type");
      echo $data;
}