diff -r c3e68a67d46d -r 4b43ab1f72e8 rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java
--- a/rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Thu Jul 11 22:36:01 2013 +0200
+++ b/rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Fri Jul 12 11:07:58 2013 +0200
@@ -1742,7 +1742,8 @@
         }
         StringBuilder sb = new StringBuilder();
         final String rfqn = replace(fqn);
-        sb.append(rfqn).append("__").append(method).append("____Ljava_lang_Object_2");
+        sb.append(rfqn).append("$").append(method).
+            append('$').append(params).append("__Ljava_lang_Object_2");
         if (!isStatic) {
             sb.append('L').append(rfqn).append("_2");
         }