修改跳转判断

@@ -13,13 +13,14 @@ var qrCheck = {
         var // ifr,
             u = navigator.userAgent.toLowerCase(),
             isiOS = u.indexOf('os') > -1 || u.indexOf('iphone') > -1 || u.indexOf('mac') > -1 || u.indexOf('ipad') > -1,
-            qr = this.getQuery('qr');
+            qr = this.getQuery('qr'),
+            isApp = this.getQuery('app_version');
 
-        if (qr && this.getQuery('app_version')) {
+        if (qr && isApp) {
             location.href = '//m.yohobuy.com/passport/update';
         }
 
-        if (qr) {
+        if (qr && !isApp) {
             if (isiOS) {
                 window.location = 'yohobuy://http://m.yohobuy.com/signin.html?qr=' + qr;
             } else {