PHP Code:
<?PHP
session_name("m2hp");
session_start();
header("Content-Type: image/png"); // Sets the Content of this file to an PNG-Image
$ttf = "./franconi.ttf"; //Schriftart
$_SESSION["captcha_id"] = ""; // Clears the old value
$zufallszahl = mt_rand(50000,60000); // Generates a random number between 50000 and 60000
$_SESSION["captcha_id"] = $zufallszahl; // Sets the value of the session
$bild = imagecreatefromgif("bg.gif"); // Creates a new image from background file
$weisser = imagecolorallocate($bild, 255, 255, 255); // Sets white text color
imagettftext($bild, 11, 10, 5, 20, $weisser, $ttf, $_SESSION["captcha_id"]);
//imagestring($bild, 3, 8, 6, $_SESSION["captcha_id"], $weisser); // Prints the random number von the image
ImagePNG($bild); // Output for the generated image
?>
