Np taki prosty kodzik : 
<html>
<head>
<? Header("Content-type:image/gif"); ?>
</head>
<body onLoad="java script:Window.Print()">
<?
$obrazek = ImageCreate(200,200);
//Kolory
$bialy = ImageColorAllocate($obrazek,255,255,255);
$czarny = ImageColorAllocate($obrazek,0,0,0);
ImageFill($obrazek,0,0,$bialy);
ImageFilledRectangle($obrazek, 50, 50,100,100,$czarny);
ImageFilledRectangle($obrazek, 70, 70,100,100,$bialy);
ImageGIF($obrazek);
?>
<a href="java script:Window.Print()">drukuj</a>
</body>
</html>
Wywala mi error:Warning: Cannot modify header information - headers already sent by (output started at /home/sratatata/domai.vot.pl/public_html/pdf/gd.php:3) in /home/savasdfto/domains/sffff.vot.pl/public_html/pdf/gd.php on line 3
GIF87aČ�Č����˙˙˙���,����Č�Č��ţ��ŠËíŁ�´Ú�łŢźű�âH�ć�ŚęĘśîÇňL×ö�çúÎ÷ţ �Ģń�L*�ĚŚó �J§ÔŞő�ÍjˇÜŽ÷�Çä˛ů�NŤ×ěśű �Ëçôşý�Ďë÷üž˙(8HXhx��¨¸ČŘčřš@Yiy��Šš�)šŔ *zéŠ0z�ÚY��Ú�şĘę* {0{ŤYk�ËkŠĐüÜ;L�k|<�ŹěĘÜ�ú}*=-ZmMŤ�˝ÍMíý}.Ž]+ű;��˛ÎţáţŢ/żA_�q��Ąż_ŃďoŔ�|`đ`�� ?9křď!D�'Źh!Ć��7rtŘę#�If4iĺD�Y6tŠćA�i´)2§Î�<{úü 4¨ĐĄD�=�4ŠŇĽL�:} 5ŞÔŠTŤZ˝�5ŤÖ\ťzý 6ŹŘądË�=�6ÚľlŰş}7ŽÜštëÚ˝�7ŻŢ˝|űúý8°ŕÁ�>�8ąâĹ�;~9˛äÉ<��;drukuj