diff -r 8d29792a09c6 -r fd3a354d6e8f rt/emul/compact/src/test/java/org/apidesign/bck2brwsr/vmtest/impl/HtmlAnnotationsTest.java
--- a/rt/emul/compact/src/test/java/org/apidesign/bck2brwsr/vmtest/impl/HtmlAnnotationsTest.java	Thu Sep 12 14:15:47 2013 +0200
+++ b/rt/emul/compact/src/test/java/org/apidesign/bck2brwsr/vmtest/impl/HtmlAnnotationsTest.java	Sun Nov 09 10:36:08 2014 +0100
@@ -17,6 +17,7 @@
  */
 package org.apidesign.bck2brwsr.vmtest.impl;
 
+import org.apidesign.bck2brwsr.core.JavaScriptBody;
 import org.apidesign.bck2brwsr.vmtest.BrwsrTest;
 import org.apidesign.bck2brwsr.vmtest.VMTest;
 import org.testng.annotations.Factory;
@@ -26,29 +27,44 @@
  * @author Jaroslav Tulach <jtulach@netbeans.org>
  */
 public class HtmlAnnotationsTest {
+    static int firstCheck;
+    
+    private void assertMulNotDefinedForTheFirstTime() {
+        if (firstCheck++ == 0) {
+            Object mul = windowMul();
+            assert mul == null : "htmlannotations.js should not be processed before first call to HtmlAnnotations class";
+        }
+    }
+    
     @BrwsrTest public void fourtyTwo() throws Exception {
+        assertMulNotDefinedForTheFirstTime();
         assertEquals(HtmlAnnotations.fourtyTwo(), 42);
     }
     
     @BrwsrTest public void externalMul() throws Exception {
+        assertMulNotDefinedForTheFirstTime();
         assertEquals(HtmlAnnotations.useExternalMul(7, 6), 42);
     }
 
     @BrwsrTest public void callRunnableFromJS() throws Exception {
+        assertMulNotDefinedForTheFirstTime();
         assertEquals(HtmlAnnotations.callback(), 1);
     }
 
     @BrwsrTest public void callStaticMethodFromJS() throws Exception {
+        assertMulNotDefinedForTheFirstTime();
         assertEquals(HtmlAnnotations.staticCallback(), 1);
     }
 
     @BrwsrTest public void callbackWithFourParamsAndReturnType() throws Exception {
+        assertMulNotDefinedForTheFirstTime();
         Object instance = HtmlAnnotations.create();
         assertNotNull(instance, "Instance created");
         assertEquals(HtmlAnnotations.first(instance, 42, 31), 42);
     }
 
     @BrwsrTest public void callbackWithObjectParamsAndReturnType() throws Exception {
+        assertMulNotDefinedForTheFirstTime();
         Object instance = HtmlAnnotations.create();
         assertNotNull(instance, "Instance created");
         assertEquals(HtmlAnnotations.onError(instance, 42.0), 42.0);
@@ -65,6 +81,9 @@
         assert obj != null : msg;
     }
     
+    @JavaScriptBody(args = {}, body = "return window.mul ? window.mul : null;")
+    private static native Object windowMul();
+    
     @Factory public static Object[] create() {
         return VMTest.create(HtmlAnnotationsTest.class);
     }