<?
Header('Content-Type: image/png');

/* $height is input as height */

$bg = ImageCreateFromPNG('armssa2sr.png');
$img_width = imagesx($bg);
$img_height = imagesy($bg);

/* Check height requested is a reasonable size */

$min_height = 80;

if ($height < $min_height) {
	$height = $min_height;
} elseif ($height > $img_height) {
	$height = $img_height;
}

$width = ($height)/$img_height * $img_width;
$im = ImageCreate($width,$height);

/* ImageCopyResampled is better if available */

ImageCopyResized($im, $bg, 0, 0, 0, 0, $width, $height, $img_width, $img_height);

ImageDestroy($bg);
ImagePNG($im);
?>