From 004f13365d4ae25d6ed97c1b6e5c807e1935da3e Mon Sep 17 00:00:00 2001
From: radix-pro <mobiradix@gmail.com>
Date: Tue, 2 Jul 2013 13:41:37 -0700
Subject: [PATCH] Update iiiftilesource.js

---
 src/iiiftilesource.js | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/iiiftilesource.js b/src/iiiftilesource.js
index 8617f8c2..908fc38d 100644
--- a/src/iiiftilesource.js
+++ b/src/iiiftilesource.js
@@ -67,14 +67,14 @@ $.IIIFTileSource = function( options ){
 
     if (! options.maxLevel ) {
         var mf = -1;
-        if ( this.scale_factor instanceof Array ) {
-            for ( var i = 0; i < this.scale_factor.length; i++ )
-            {
-                var cf = Number( this.scale_factor[i] );
-                if ( !isNaN(cf) && cf > mf ) { mf = cf; }
+        var scfs = this.scale_factors || this.scale_factor;
+        if ( scfs instanceof Array ) {
+            for ( var i = 0; i < scfs.length; i++ ) {
+                var cf = Number( scfs[i] );
+                if ( !isNaN( cf ) && cf > mf ) { mf = cf; }
             }
         }
-        if ( mf < 0 ) { options.maxLevel = Number( Math.ceil( Math.log( Math.max( this.width, this.height ), 2 ))); }
+        if ( mf < 0 ) { options.maxLevel = Number(Math.ceil(Math.log(Math.max(this.width, this.height), 2))); }
         else { options.maxLevel = mf; }
     }