Index: lib/OpenLayers/Renderer/VML.js
===================================================================
--- lib/OpenLayers/Renderer/VML.js	(révision 4391)
+++ lib/OpenLayers/Renderer/VML.js	(copie de travail)
@@ -35,7 +35,7 @@
         if (!this.supported()) { 
             return; 
         } 
-        document.namespaces.add("v", "urn:schemas-microsoft-com:vml");
+        document.namespaces.add("v", this.xmlns);
         var style = document.createStyleSheet();
         style.addRule('v\\:*', "behavior: url(#default#VML); " +
                                "position: relative; display: inline-block;");