From b34f272fa702ee4028fbd6e102973609e4a0bea7 Mon Sep 17 00:00:00 2001
From: fredj <frederic.junod@camptocamp.com>
Date: Fri, 20 Jan 2012 12:00:20 +0100
Subject: [PATCH] Optimize the string test

---
 lib/OpenLayers/Tile/Image.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/OpenLayers/Tile/Image.js b/lib/OpenLayers/Tile/Image.js
index 690e494ed4..d9ee4e76e9 100644
--- a/lib/OpenLayers/Tile/Image.js
+++ b/lib/OpenLayers/Tile/Image.js
@@ -324,7 +324,7 @@ OpenLayers.Tile.Image = OpenLayers.Class(OpenLayers.Tile, {
         img.style.opacity = 0;
         if (url) {
             // don't set crossOrigin if the url is a data URL
-            img.crossOrigin = url.indexOf('data:') === 0 ? null : '';
+            img.crossOrigin = url.substr(0, 5) === 'data:' ? null : '';
             img.src = url;
         }
     },