Here are some links related to the PTViewer:

http://www.all-in-one.ee/downloads
- custom toolbars with the same functions both for QTVR and PTViewer;
- AutoDetection with JavaScript;
- call help both for PTViewer and QuickTime viewers

http://roger.frebault.free.fr/Panoramique/PTViewer/
This page is aimed to illustrate the influence of each PARAM tag for the PTViewer applet.

http://www.flugfiska.com/ptvsb/
PTVSceneBuilder beta 0.2

Also on http://www.3dvista.com there is a program to export panos to flash.

Happy surfin'.....

Thomas