Once again, planning on using buttons , catching the source and acting on whichever button was pressed. <BR>My problem is that I am unsure of how to load a page with JS while supplying information ...

With JDK 8 Java adds full JavaScript support plus some awesome extensions with Project Nashorn. In this article JavaScript expert Oliver Zeigermann explains the hows and the why's.

Googlebot Doesn’t Click On Buttons – What to Use Instead Google’s web crawler doesn’t interact with buttons when indexing web pages, which may lead to content not getting discovered.