here we have a section about Flux , Tutancamon ...
https://closed.forumactif.com/3dsmaxBlenderArt-of-IllusionISBFlux-Studio-f31/Spazz-Vizx3D-FluxStudio-t664.htmbut may be it is more simple to open your question in a new topic ,
so here we are now !
and happy to have you around ...
But ..
what is this script about ???
<title>animaCtrl_x3d_Player</title>
<script>
</Object1>
</script>
<OBJECT>
<param>
<param>
<param>
<param>
<param>
<param>
<param>
<param>
<param>
<param>
<param>
<param>
<param>
<param>
</OBJECT>
???
Plus : to answer your question ,
personnaly I prefer blaxxun viewer ,
but to look at x3D , Flux viewer is the one we have to use ,
isa made some x3d , so we use Flux player .....
and , plus : yes , we do use FluxStudio , it is a great free too !!