修改小bug

@@ -32,10 +32,12 @@ class IndexModel
         $result = Yohobuy::getMulti($urlList, array(), true);
         
         //调用接口获取list-index banner数据
-        $msort = $searchCondition['condition']['msort'];
-        $misort = $searchCondition['condition']['misort'];
+        $msort = isset($searchCondition['condition']['msort']) ? $searchCondition['condition']['msort'] : false;
+        $misort = isset($searchCondition['condition']['misort']) ? $searchCondition['condition']['misort'] : false;
         $gender = $searchCondition['condition']['gender'] == '2,3' ? 2 : 1;
+        if ($msort && $misort) {
             $bannerData = Yohobuy::yarClient(Yohobuy::SERVICE_URL . self::URI_INDEX_TBANNER, 'get', array(10,$msort,$misort,$gender,0,0,0,0,0));
+        }
         
         // 组织模板数据
         $data = HelperSearch::getList($result, $searchCondition['options']);