diff -r 7a7686e6f875 -r 6dc2c6c752df javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/ConvertTypes.java
--- a/javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/ConvertTypes.java	Thu Apr 18 17:28:34 2013 +0200
+++ b/javaquery/api/src/main/java/org/apidesign/bck2brwsr/htmlpage/ConvertTypes.java	Thu Apr 18 23:09:30 2013 +0200
@@ -42,7 +42,6 @@
  * @author Jaroslav Tulach <jtulach@netbeans.org>
  */
 public final class ConvertTypes {
-    private static final Logger LOG = Logger.getLogger(ConvertTypes.class.getName());
     ConvertTypes() {
     }
     
@@ -123,14 +122,16 @@
         return "json" + Integer.toHexString(whenDone.hashCode());
     }
 
+    @JavaScriptBody(args = { "url", "jsonResult", "whenDone", "jsonp" }, body = "throw 'ignore';")
     public static void loadJSON(
         String url, Object[] jsonResult, Runnable whenDone, String jsonp
     ) {
-        REQ.execute(new LoadJSON(url, jsonResult, whenDone, jsonp));
+        LoadJSON.REQ.execute(new LoadJSON(url, jsonResult, whenDone, jsonp));
     }
     
-    private static final Executor REQ = Executors.newCachedThreadPool();
     private static final class LoadJSON implements Runnable {
+        static final Executor REQ = Executors.newCachedThreadPool();
+        private static final Logger LOG = Logger.getLogger(ConvertTypes.class.getName());
         
         private final String url;
         private final Object[] jsonResult;
@@ -230,7 +231,8 @@
     private static void loadJSONP(String url, String jsonp) {
         
     }
-    
+
+    @JavaScriptBody(args = { "jsonObject", "props", "values" }, body = "throw 'ignore extractJSON';")
     public static void extractJSON(Object jsonObject, String[] props, Object[] values) {
         if (jsonObject instanceof JSONObject) {
             JSONObject obj = (JSONObject)jsonObject;
@@ -238,7 +240,7 @@
                 try {
                     values[i] = obj.has(props[i]) ? obj.get(props[i]) : null;
                 } catch (JSONException ex) {
-                    LOG.log(Level.SEVERE, "Can't read " + props[i] + " from " + jsonObject, ex);
+                    LoadJSON.LOG.log(Level.SEVERE, "Can't read " + props[i] + " from " + jsonObject, ex);
                 }
             }