popunder2.html

<!DOCTYPE html>
<html lang="en">
<head>
    <title>PopUnder POC</title>
</head>
<body>
    <h1>PopUnder POC</h1>
    <div id="g_id_onload"
         data-client_id="384756754840-qot2bab06l0kihekcu3h76iri7h75eat.apps.googleusercontent.com"
         data-callback="handleCredentialResponse">
    </div>
    <div class="g_id_signin" data-type="standard"></div>

    <script src="https://accounts.google.com/gsi/client" async defer></script>
    <script>
        function handleCredentialResponse(response) {
            // Handle the signed-in user info here
            console.log("Encoded JWT ID token: " + response.credential);
            // You would typically send this token to your server for verification
        }
    </script>
</body>
</html>