file_double_close_tab.html

Enable keyboard shortcuts

<!DOCTYPE html>

<html>

  <head>

    <meta charset="utf-8">

    <title>Test page that blocks beforeunload. Used in tests for bug 1050638 and bug 305085</title>

  </head>

  <body>

    This page will block beforeunload. It should still be user-closable at all times.

    <script>

      window.onbeforeunload = function() {

        return "stop";

};

    </script>

  </body>

</html>