<?
function cookie($name, $value = false, $expire = 0, $path = '/', $domain = false) {
if (!$domain) {
$domain = $_SERVER['HTTP_HOST'];
}
$expire = (time() + $expire);
if ($expire == 0) {
$expire = time() - 1;
}
setcookie($name, $value, $expire, $path, $domain);
}