diff -r 62d77cc38117 -r 9ddce13e8ff9 javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/ConvertTypes.java
--- a/javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/ConvertTypes.java	Wed Apr 10 11:43:46 2013 +0200
+++ b/javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/ConvertTypes.java	Mon Apr 15 18:30:30 2013 +0200
@@ -17,6 +17,7 @@
  */
 package org.apidesign.bck2brwsr.htmlpage;
 
+import netscape.javascript.JSObject;
 import org.apidesign.bck2brwsr.core.JavaScriptBody;
 
 /**
@@ -44,6 +45,12 @@
 
     public static <T> T toModel(Class<T> modelClass, Object object, String property) {
         Object ret = getProperty(object, property);
+        if (ret instanceof JSObject) {
+            Object real = ((JSObject)ret).getMember("koModel");
+            if (real != null) {
+                ret = real;
+            }
+        }
         if (ret == null || modelClass.isInstance(ret)) {
             return modelClass.cast(ret);
         }
@@ -71,7 +78,15 @@
         + "var p = object[property]; return p ? p : null;"
     )
     private static Object getProperty(Object object, String property) {
-        return null;
+        if (property == null) {
+            return object;
+        } else {
+            if (object instanceof JSObject) {
+                JSObject jo = (JSObject)object;
+                return jo.getMember(property);
+            }
+            return null;
+        }
     }
     
     public static String createJSONP(Object[] jsonResult, Runnable whenDone) {