详情页bug

@@ -78,6 +78,7 @@
         </div>
     </div>
     <div class="detail-side">
+    <?php if(!empty($this->view->banners)):?>
         <div class="detail-ad">
             <ul>
              <?php foreach($this->view->banners as $banner):?>
@@ -89,6 +90,7 @@
              <?php endforeach;?>
             </ul>
         </div>
+    <?php endif;?>
         <div class="app-download clearfix">
             <div class="qr">
                 <img src="<?php echo SITE_IMG;?>/yohood/yohobuyqr.png" alt="">