function sendAuthorization($id, $minutes, $url) {
	global $unifiServer;
	global $unifiUser;
	global $unifiPass;

	// Start Curl for login
	$ch = curl_init();
	// We are posting data
	curl_setopt($ch, CURLOPT_POST, TRUE);
	// Set up cookies
	$cookie_file = "/tmp/unifi_cookie";
	curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie_file);
	curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_file);
	// Allow Self Signed Certs
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
	curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
	// Force SSL3 only
	curl_setopt($ch, CURLOPT_SSLVERSION, 3);
	// Login to the UniFi controller
	curl_setopt($ch, CURLOPT_URL, "$unifiServer/login");
	curl_setopt($ch, CURLOPT_POSTFIELDS,"login=login&username=$unifiUser&password=$unifiPass");
	curl_exec ($ch);
	curl_close ($ch);

	// Send user to authorize and the time allowed
	$data = json_encode(array(
		'cmd'=>'authorize-guest',
        'mac'=>$id,
        'minutes'=>$minutes));
	$ch = curl_init();
	// We are posting data
	curl_setopt($ch, CURLOPT_POST, TRUE);
	// Set up cookies
	$cookie_file = "/tmp/unifi_cookie";
	curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie_file);
	curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_file);
	// Allow Self Signed Certs
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
	curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
	// Force SSL3 only
	curl_setopt($ch, CURLOPT_SSLVERSION, 3);
	// Make the API Call
	curl_setopt($ch, CURLOPT_URL, $unifiServer.'/api/cmd/stamgr');
	curl_setopt($ch, CURLOPT_POSTFIELDS, 'json='.$data);
	curl_exec ($ch);
	curl_close ($ch);

	// Logout of the connection
	$ch = curl_init();
	// We are posting data
	curl_setopt($ch, CURLOPT_POST, TRUE);
	// Set up cookies
	$cookie_file = "/tmp/unifi_cookie";
	curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie_file);
	curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_file);
	// Allow Self Signed Certs
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
	curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
	// Force SSL3 only
	curl_setopt($ch, CURLOPT_SSLVERSION, 3);
	// Make the API Call
	curl_setopt($ch, CURLOPT_URL, $unifiServer.'/logout');
	curl_exec ($ch);
	curl_close ($ch);
	echo "Login successful, I should redirect to: " . $url; //$_SESSION['url'];
	sleep(8); // Small sleep to allow controller time to authorize
	header('Location: ' . $url);//$_SESSION['url']);
}
?>