Once you have added the new user registration argument to the im.jnlp and im.html files and redeployed the resource files users can register themselves.
In a web browser, go to the Instant Messaging home page.
Click Start or click Use Java Plug-in.
The Login dialog box appears, displaying the I am a New User button.
Click I am a New User.
The New User Registration dialog box appears.
Enter the information in the fields provided and click OK.
The information is stored in the directory.