/* alternative input
$email = explode ("@", $email);
$a = $email[0];
$b = $email[1];
*/
if (isset($a)) {
if (empty($c)) $c = "Site: " . $HTTP_HOST;
echo "";
} else {
if (!empty($HTTP_REFERER)) header ("Location:$HTTP_REFERER");
else echo "";
}
/* code by indigo meridian */
/* modifications by chris lanphear */
?>