"modal-title" id="myModalLabel2">扫码绑定</h4>
            </div>
            <div class="modal-body">
                <div class="form-group">
                    <div id="totp-form" class="form-group">
                        <label class="control-label" for="qrcode-img">1. 使用Google身份验证器扫码：</label>
                        <img id="qrcode-img" key="" src="" style="width: 100%;height: auto;">
                    </div>
                    <div id="sms-form" class="form-group" style="