From 00058ab315cb960845f0adb3f5418d814898fc72 Mon Sep 17 00:00:00 2001
From: Igor Vaynberg <igor.vaynberg@gmail.com>
Date: Thu, 26 Jul 2012 08:47:10 +0300
Subject: [PATCH] fix markup escaping. fixes #268

---
 select2.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/select2.js b/select2.js
index 4d833de5..cc550651 100755
--- a/select2.js
+++ b/select2.js
@@ -92,7 +92,13 @@
 
     nextUid=(function() { var counter=1; return function() { return counter++; }; }());
 
-    function escapeMarkup(markup) { return markup.replace("&", "&amp;"); }
+    function escapeMarkup(markup) {
+        if (typeof(markup) === "string") {
+            return markup.replace("&", "&amp;");
+        } else {
+            return markup;
+        }
+    }
 
     function indexOf(value, array) {
         var i = 0, l = array.length, v;