From 48491a73870a4e4d229c2b8ff6ab462b90aea1ca Mon Sep 17 00:00:00 2001
From: joyqi <magike.net@gmail.com>
Date: Wed, 20 Nov 2013 22:05:51 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=AD=A3=E8=87=AA=E5=8A=A8=E6=BB=9A?=
 =?UTF-8?q?=E5=8A=A8?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 admin/editor-js.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/admin/editor-js.php b/admin/editor-js.php
index 5b810565..75cbfaf3 100644
--- a/admin/editor-js.php
+++ b/admin/editor-js.php
@@ -140,9 +140,10 @@ $(document).ready(function () {
         var diff = $('.diff', preview);
 
         if (diff.length > 0) {
-            var p = diff.position();
+            var p = diff.position(), lh = diff.parent().css('line-height');
+            lh = !!lh ? parseInt(lh) : 0;
 
-            if (p.top < 0 || p.top > preview.height()) {
+            if (p.top < 0 || p.top > preview.height() - lh) {
                 preview.scrollTo(diff, {
                     offset  :   - 50
                 });