diff -r b22dbc9329ec -r dde8422fb5ae vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java
--- a/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Sat Dec 01 15:30:56 2012 +0100
+++ b/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java	Sat Dec 01 15:48:12 2012 +0100
@@ -118,6 +118,7 @@
         out.append("\n    CLS.$class = java_lang_Class(true);");
         out.append("\n    CLS.$class.jvmName = '").append(jc.getClassName()).append("';");
         out.append("\n    CLS.$class.superclass = sprcls;");
+        out.append("\n    CLS.$class.cnstr = CLS;");
         out.append("\n  }");
         out.append("\n  if (arguments.length === 0) {");
         out.append("\n    if (!(this instanceof CLS)) {");