bootstrap modal (real)

<div class="modal fade" tabindex="-1" role="dialog">
        <div class="modal-dialog">
            <div class="modal-content">
                <div class="modal-header">
                    <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span aria-hidden="true">&times;</span></button>
                    <h4 class="modal-title"></h4>
                </div>

                <div class="modal-body"></div>

                <div class="modal-footer">
                    <button type="button" class="btn btn-primary btnYa">YA</button>
                    <button type="button" class="btn btn-danger" data-dismiss="modal">TIDAK</button>
                </div>
            </div>
        </div>
    </div>