<?php $bg = imagecreatefrompng('bg.png'); $over = imagecreatefrompng('over.png'); imagecopymerge($bg, $over, 0,0,0,0,32,32,100); imagecopymerge($bg, $over, 16,0,0,0,32,32,50); imagepng($bg, 'imagecopymerge.png'); ?>