               </div>
                        </h3>
                        <div class="panel-collapse collapse" id="panel-nesting-{element}-<UNIQUEID>" aria-expanded="true">
                            <div class="panel-body">
                                <div class="panel panel-default">
                                    <h3 class="panel-heading" role="tab">
                                        <div class="panel-heading-row">
                                            <button
                    