diff --git a/lib/OpenLayers/Format/WMSCapabilities/v1.js b/lib/OpenLayers/Format/WMSCapabilities/v1.js
index 596d19d6ab..7283760ec1 100644
--- a/lib/OpenLayers/Format/WMSCapabilities/v1.js
+++ b/lib/OpenLayers/Format/WMSCapabilities/v1.js
@@ -113,6 +113,8 @@ OpenLayers.Format.WMSCapabilities.v1 = OpenLayers.Class(
             layer.formats = capability.request.getmap.formats;
         }
 
+        var i, len;
+
         // deal with property inheritance
         if(parentLayer) {
             // add style
@@ -133,9 +135,10 @@ OpenLayers.Format.WMSCapabilities.v1 = OpenLayers.Class(
                                "dimensions",
                                "authorityURLs"];
             
-            var key, j;
-            for (j=0; j<attributes.length; j++) {
-                key = attributes[j];
+            var key;
+
+            for (i=0, len=attributes.length; i<len; i++) {
+                key = attributes[i];
                 if (key in parentLayer) {
                     // only take parent value if not present (null or undefined)
                     if (layer[key] == null) {
@@ -157,15 +160,15 @@ OpenLayers.Format.WMSCapabilities.v1 = OpenLayers.Class(
                 }
             }
 
-            for (j=0; j<complexAttr.length; j++) {
-                key = complexAttr[j];
+            for (i=0, len=complexAttr.length; i<len; i++) {
+                key = complexAttr[i];
                 layer[key] = OpenLayers.Util.applyDefaults(
                     layer[key], parentLayer[key]);
             }
         }
 
         // process sublayers
-        for (var i=0, len=layer.nestedLayers.length; i<len; i++) {
+        for (i=0, len=layer.nestedLayers.length; i<len; i++) {
             var childLayer = layer.nestedLayers[i];
             this.processLayer(capability, childLayer, layer);
         }