From 82a448ea0f7eabf59b1e28a2742cf045f0c791aa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=AE=87=E5=A4=A9?= <yutent@doui.cc>
Date: Wed, 27 Sep 2017 19:35:10 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96=E6=BB=9A=E5=8A=A8=E8=B7=9D?=
 =?UTF-8?q?=E7=A6=BB=E8=8E=B7=E5=8F=96?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 js/lib/drag/main.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/js/lib/drag/main.js b/js/lib/drag/main.js
index 624b3d5..ff2b100 100644
--- a/js/lib/drag/main.js
+++ b/js/lib/drag/main.js
@@ -97,8 +97,8 @@ define(['yua'], function(){
                 dy = cst[5]
 
                 //滚动条的偏移
-                bst = document.body.scrollTop
-                bsl = document.body.scrollLeft
+                bst = document.documentElement.scrollTop
+                bsl = document.documentElement.scrollLeft
 
                 // 计算元素的offset值, 需要修正
                 ox = offset.left - dx - bsl