"width: 200px;"  data-placeholder="按自定义分类筛选" data-chang="submit">
                 <option value="">全部通知类型</option>
                 {foreach name='MessageType' item='vo'}
                 <option value="{$vo.dict_key}">{$vo.name}</option>
                 {/foreach}
             </select>
             <input type="text" class="form-control input-large" value="{$search.keyword}" name="keyword" placeholder="通知标题" data-rule-required="true" />
             <button class="btn