You will find [b]checkbox[/b] with label "Upload new EJS jar file." at the same line for the [b]Post[/b] button(when you edit the forum message).
Click the check box , then  select EJS jar file.
Then submit the message (click Post button after you select EJS jar file).

You will find upload simulation at the end of forum message automatically.
However, you need to save ejs source under ejsworkspace/users/. otherwise, it will not work.
I have upload newly generated jar file for you!
You might want to try it by yourself.

translate strings in simulation to different language format before download
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Press the Alt key and the left mouse button to drag the applet off the browser and onto the desktop. This work is licensed under a Creative Commons Attribution 2.5 Taiwan License
Download EJS jar file(1465.1kB):double click downloaded file to run it. (19 times by 10 users) , Download EJS source View EJS source