diff -r ba912ef24b27 -r d2401e2648af rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java
--- a/rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Wed Apr 30 15:04:10 2014 +0200
+++ b/rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Wed Apr 30 15:57:56 2014 +0200
@@ -1586,7 +1586,7 @@
         }
 
         final String in = mi[0];
-        String object = accessClass(in.replace('/', '_')) + "(false)";
+        String object = accessClass(mangleClassName(in)) + "(false)";
         if (mn.startsWith("cons_")) {
             object += ".constructor";
         }