<?php
$image
= imagecreatetruecolor(500, 300);
$bg
= imagecolorallocate(
$image
, 0, 103, 0);
imagefill(
$image
, 0, 0,
$bg
);
$yellow
= imagecolorallocatealpha(
$image
, 255, 255, 0, 75);
$red
= imagecolorallocatealpha(
$image
, 255, 0, 0, 75);
$blue
= imagecolorallocatealpha(
$image
, 0, 0, 255, 75);
imagefilledellipse(
$image
, 200, 100, 150, 150,
$yellow
);
imagefilledellipse(
$image
, 275, 100, 150, 150,
$red
);
imagefilledellipse(
$image
, 240, 180, 150, 150,
$blue
);
header(
'Content-Type: image/png'
);
imagepng(
$image
);
imagedestroy(
$image
);
?>