判断失效商品按钮是否显示

@@ -224,7 +224,9 @@
         </div>
         <div id="remove_selected" class="action hoverable">删除选中的商品</div>
         <div id="send_favorite" class="action hoverable">移入收藏夹</div>
-        <div id="remove_invalid" class="action hoverable">清除失效商品</div>
+        {{#if invalidPros}}
+            <div id="remove_invalid" class="action hoverable">清除失效商品</div>
+        {{/if}}
         <div class="selected-num">已选<span>{{selectedNum}}</span>件</div>
         <div class="checkout-total">
             <div class="total-title">商品金额:</div>