diff -r d382dacfd73f -r c8f760b2eb5a rt/vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/BrwsrTest.java
--- a/rt/vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/BrwsrTest.java	Tue Feb 26 16:54:16 2013 +0100
+++ b/rt/vmtest/src/main/java/org/apidesign/bck2brwsr/vmtest/BrwsrTest.java	Sun Apr 07 22:30:07 2013 +0200
@@ -29,6 +29,10 @@
  * The browser to is by default executed via {@link java.awt.Desktop#browse(java.net.URI)},
  * but one can change that by specifying <code>-Dvmtest.brwsrs=firefox,google-chrome</code>
  * property.
+ * <p>
+ * If the annotated method throws {@link InterruptedException}, it will return
+ * the processing to the browser and after 100ms, called again. This is useful
+ * for testing asynchronous communication, etc.
  *
  * @author Jaroslav Tulach <jtulach@netbeans.org>
  */