file_restricted_navigation.html

Enable keyboard shortcuts

<!DOCTYPE html>

<html>

<head>

<title>not restricted</title>

</head>

<body>

  <a id="link">click me</a>

  <script>

    const documentURL = URL.parse(document.URL);

    let frameHost = new URLSearchParams(documentURL.search).get("host");

    if (!frameHost) {

      frameHost = documentURL.host;

    const link = document.getElementById("link");

    link.href = `https://${frameHost}/browser/toolkit/content/tests/browser/file_restricted.html`

  </script>

</body>

</html>