<?php header("Content-type: image/png"); $image = imagecreate( 200, 200 ); $red = imagecolorallocate($image, 255,0,0); $blue = imagecolorallocate($image, 0,0,255 ); $points = array ( 10, 10, 190, 190, 190, 10, 10, 190 ); imagefilledpolygon( $image, $points, count( $points )/2 , $blue ); imagepng($image); ?>