<?
if (isset($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) === 'xmlhttprequest') {
	require_once($_SERVER['DOCUMENT_ROOT']. "/bitrix/modules/main/include/prolog_before.php");

	if($_POST['captcha'] == 'yes') {
		echo $code = $APPLICATION->CaptchaGetCode();
	}
	else{
		die();
	}
}
else {
	 die();
}
?>