<?
	if ($_SERVER['REQUEST_URI'] == '/sprites/ic/???.png') {
		header("Location: /sprites/ic/Fragezeichen.png");
	} else {
		$m = array();
		preg_match('#\/sprites\/icons\/(.{1,2})\.png#', $_SERVER['REQUEST_URI'], $m);
		if (count($m) > 1) {
			$icon = str_pad($m[1], 3, '0', STR_PAD_LEFT);
			header("Location: /sprites/icons/" . $icon . ".png");
			exit(0);
		}
		header("HTTP/1.0 404 Not Found");
		header("Content-type: image/png");
		$im = imagecreatetruecolor(1, 1);
		$tc = imagecolorallocate($im, 0, 0, 0);
		imagecolortransparent($im, $tc);
		imagepng($im);
		imagedestroy($im);
	}
?>