<?php
/**
 * This page outputs the captcha image.
 * 
 * @author Edward McKnight (EM-Creations.co.uk)
 */
require(__DIR__."/captcha.class.php");

if (isset($_GET['c'])) {
    // Settings
    if (isset($_GET['bck'])) {
	$bck = $_GET['bck'];
    } else {
	$bck = "white";
    }
    
    if (isset($_GET['bor'])) {
	$border = (int) $_GET['bor'];
    } else {
	$border = false;
    }
    
    if (isset($_GET['exp'])) {
	$expires = (int) $_GET['exp'];
    } else {
	$expires = 5;
    }
    
    $captcha = new Captcha($_GET['c']);
    $captcha->setOpts($bck, $border, $expires);
    
    $captcha->show();
}
?>