<?php // Begin the session session_start(); // If the session is not present, set the variable to an error message if(!isset($_SESSION['captcha_id'])) $str = 'ERROR!'; // Else if it is present, set the variable to the session contents else $str = $_SESSION['captcha_id']; // Set the content type //header('Content-type: image/png'); header('Cache-control: no-cache'); // Create an image from button.png $image = imagecreatefrompng('button.png'); // Set the font colour $colour = imagecolorallocate($image, 183, 178, 152); // Set the font $font = '../fonts/Anorexia.ttf'; // Set a random integer for the rotation between -15 and 15 degrees $rotate = rand(-15, 15); // Create an image using our original image and adding the detail imagettftext($image, 14, $rotate, 18, 30, $colour, $font, $str); // Output the image as a png imagepng($image); ?>