X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/989364fcf105797896a7172a4c9367f6b07848b2..a849d4765ded55173cc10ba3e55a483d281b9174:/src/smartxml/smartxml.js

diff --git a/src/smartxml/smartxml.js b/src/smartxml/smartxml.js
index 102a506..7eab11b 100644
--- a/src/smartxml/smartxml.js
+++ b/src/smartxml/smartxml.js
@@ -373,13 +373,17 @@ $.extend(Document.prototype, Backbone.Events, {
             return noSiblingParents;
         }
 
-        var i;
-        for(i = 0; i < Math.min(parents1.length, parents2.length); i++) {
+        var stop = Math.min(parents1.length, parents2.length),
+            i;
+        for(i = 0; i < stop; i++) {
             if(parents1[i].sameNode(parents2[i])) {
                 continue;
             }
             break;
         }
+        if(i === stop) {
+            i--;
+        }
         return {node1: parents1[i], node2: parents2[i]};
     },