From 21afa2de14bec4b4eb08f5e58d884753b510dfb9 Mon Sep 17 00:00:00 2001
From: Wu Cheng-Han
Date: Sun, 18 Sep 2016 17:05:55 +0800
Subject: Fix undefined variable typo

---
 public/js/index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/public/js/index.js b/public/js/index.js
index 0a4395ee..bbb0d3be 100644
--- a/public/js/index.js
+++ b/public/js/index.js
@@ -1691,7 +1691,7 @@ function selectRevision(time) {
             // mark the text which have been insert or delete
             if (revision.patch.length > 0) {
                 var bias = 0;
-                for (j = 0; j < revision.patch.length; j++) {
+                for (var j = 0; j < revision.patch.length; j++) {
                     var patch = revision.patch[j];
                     var currIndex = patch.start1 + bias;
                     for (var i = 0; i < patch.diffs.length; i++) {
-- 
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