From 1e2881d5d1628d48d821aa7aef6f292a903dc198 Mon Sep 17 00:00:00 2001
From: Igor Vaynberg <igor.vaynberg@github.com>
Date: Mon, 18 Jun 2012 20:44:26 -0700
Subject: [PATCH] a small optimization to how many times highlight is called

---
 select2.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/select2.js b/select2.js
index 56c42c3a..be95a904 100755
--- a/select2.js
+++ b/select2.js
@@ -785,7 +785,7 @@
 
         highlightUnderEvent: function (event) {
             var el = $(event.target).closest(".select2-result");            
-            if (el.length > 0) {
+            if (el.length > 0 && !el.is(".select2-highlighted")) {
         		var choices = this.results.find('.select2-result');
                 this.highlight(choices.index(el));
             }