关于discuz置顶代码

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<div class="announcement_con">
        <ul>
            <li>
                <span><img src="template/bbs/xf/images/to_top.png" class="to_topimg"></span>
                <span>【游戏公告】</span>
                <span>《烈焰龙城》星耀女神魅力开启！</span>
            </li>
        </ul>
    </div>
</div>