diff -r 46e2b4ef85a4 -r fd2d4ca28bd3 rt/mojo/src/main/java/org/apidesign/bck2brwsr/mojo/BrwsrMojo.java
--- a/rt/mojo/src/main/java/org/apidesign/bck2brwsr/mojo/BrwsrMojo.java	Mon Sep 09 06:08:00 2013 +0200
+++ b/rt/mojo/src/main/java/org/apidesign/bck2brwsr/mojo/BrwsrMojo.java	Sat Oct 12 09:05:08 2013 +0200
@@ -70,12 +70,18 @@
     /** Root of all pages, and files, etc. */
     @Parameter
     private File directory;
+    
+    @Parameter(defaultValue="${project.build.directory}/bck2brwsr.js")
+    private File javascript;
 
     @Override
     public void execute() throws MojoExecutionException {
         if (startpage == null) {
             throw new MojoExecutionException("You have to provide a start page");
         }
+        if (javascript != null && javascript.isFile()) {
+            System.setProperty("bck2brwsr.js", javascript.toURI().toString());
+        }
         try {
             Closeable httpServer;
             if (directory != null) {