abel" data-keyboard="false" data-backdrop="static">
        <div class="modal-dialog" role="document">
            <div class="modal-content">
                <div class="modal-header">
    <button type="button" class="close" data-dismiss="modal">&times;</button>
    <h4 class="modal-title">Confirm Login</h4>
</div>

<form id="challenge_options" action="login.php" method="POST">
    <div class="modal-body">
        <div class="alert alert-danger verification-error hidden" role="alert">
        </