header("Content-Type: text/html"); session_cache_limiter("nocache"); session_start(); header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); $size = $_SERVER['QUERY_STRING']; if($size < 100 || $size > 900) $size = 200; $size = round($size, -2); $count = $size / 100; $cycles = $count * 20; $_SESSION['direction'] = "dwn"; $_SESSION['time'] = microtime(); $_SESSION['size'] = $size; ?>