<!-- 模态框的声明 -->

    <div class="modal" id="myModal" tabindex="-1">

        <!-- 窗口声明 -->

        <div class="modal-dialog">

            <div class="modal-content">

                <div class="modal-header">

                    <button class="close" data-dismiss="modal"><span>&times;</span></button>

                    <h4 class="modal-title">会员登录</h4>

                </div>

                <div class="modal-body">

                    暂时无法注册

                </div>

                <div class="modal-footer">

                    <button class="btn btn-default">注册</button>

                    <button class="btn btn-primary">登录</button>

                </div>

            </div>

        </div>

    </div>

    <button class="btn btn-primary btn-lg" data-toggle="modal" data-target="#myModal">点击弹窗</button>