diff -r b11992f928c7 -r 04efef2a9c1e rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/WebViewLauncher.java
--- a/rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/WebViewLauncher.java	Wed Mar 20 08:41:40 2013 +0100
+++ b/rt/launcher/src/main/java/org/apidesign/bck2brwsr/launcher/WebViewLauncher.java	Wed Apr 17 17:04:40 2013 +0200
@@ -79,11 +79,11 @@
     @Override
     void generateBck2BrwsrJS(StringBuilder sb, Bck2Brwsr.Resources loader) throws IOException {
         sb.append("(function() {\n"
-            + "  alert('bck2brwsr');\n"
             + "  var impl = this.bck2brwsr;\n"
             + "  this.bck2brwsr = function() { return impl; };\n"
             + "})(window);\n"
         );
+        JVMBridge.onBck2BrwsrLoad();
     }