在WAP站点用GD(1.8版以上)生成WBMP

<?xml version="1.0"?>
<!doctype wml public "-//wapforum//dtd wml 1.1//en" "http://www.wapforum.org/dtd/wml_1.1.xml">
<wml>
<card id="start" title="rectangle">
<p align="center">
<img src="rectangle.php" alt="rectangle"/>
</p>
</card>
</wml>

rectangle.php
<?
header("content-type: image/vnd.wap.wbmp");
$im = imagecreate(90, 90);
$white = imagecolorallocate($im, 255,255,255);
$black = imagecolorallocate($im, 0,0,0);
imagerectangle($im, 5, 5, 85, 85, $black);
imagewbmp($im);
imagedestroy($im);
?>