Certainly no expert either. Guess the html viewer uses java-script (and html5 canvas) and Java and java-script are two different things. But I am sure someone can give a better explanation.

..most people like do not install and project online...

Valid point, but SH3D is not an intrusive install, and running a local copy has lots of advantages. In addition, there are other options such as jar and portable on the download page. Good luck with your article, if you can share, please do. ok