使用<div id="pullrefresh"点击图片右上角关闭在苹果机上没反应

    <div id="feedback" class="mui-page feedback">  
        <div class="mui-navbar-inner mui-bar mui-bar-nav">  
            <button type="button" class="mui-left mui-action-back mui-btn  mui-btn-link mui-btn-nav mui-pull-left">  
                <span class="mui-icon mui-icon-left-nav"></span>设置  
            </button>  
            <h1 class="mui-center mui-title">问题反馈</h1>  
        </div>  
        <div class="mui-page-content">  
            <p>问题和意见</p>  
            <div class="row mui-input-row">  
                <textarea id='question' class="mui-input-clear question" placeholder="请详细描述你的问题和意见..."></textarea>  
            </div>  
            <p>图片(选填,提供问题截图)</p>  
            <div id="pullrefresh" class="mui-content mui-scroll-wrapper">  
                <div class="mui-scroll">  
                    <ul class="mui-table-view mui-table-view-chevron">  
                        <li class="mui-table-view-cell mui-disabled">  
                            <div id='image-list' class="row image-list"></div>  
                        </li>  
                    </ul>  
                </div>  
            </div>  
            <p>QQ/邮箱</p>  
            <div class="mui-input-row">  
                <input id='contact' type="text" class="mui-input-clear  contact" placeholder="(选填,方便我们联系你 )" />  
            </div>  
            <button id='submit' type="button" class="mui-btn mui-btn-green">提交</button>  
        </div>  
        <p>此示例基于环信 “WebIM SDK” + 环信 “移动客服” 实现，在环信 “移动客服面板” 能够查阅反馈信息。</p>  
    </div>  

<div id="feedback" class="mui-page feedback">和<div id="pullrefresh" class="mui-content mui-scroll-wrapper">同时使用时，导致选择完图片后点击右上角X在iPhone上没反应。请问有大神遇见过吗，能指点一下吗，非常感谢