Amazing and very easy! Rotating in real time!
http://www.teapotters.com
Free Registered makes (3 - 6 hours) for me:)
If that don't work with firefox reload it Plug here : http://player.virtools.com/downloads/player/test.asp

Browser: Internet Explorer, Firefox, Mozilla, Netscape, Safari or Camino
Operating System: Microsoft Windows (95, 98, 98SE, ME, 2000, XP, or NT 4.0 with Service Pack 6) or Apple MacOS X (at least 10.2.4)

These formats are available
Quote:
3dxml, 3ds, OBJ, STL, Ply, Off, dae(Collada), vrml, zip

About Zip jpg, gif, bmp, tga, pcx, tif

Moi is in the list :) http://www.teapotters.com/authoring_softwares_table.php#MOI

My little try :) Seems it don't like "Only Ngones" :( (top face and bottom face were "flattening" ! Spheres + box )
Works fine with Quads + triangles :)
It's the same for you?
http://www.teapotters.com/Pilou/media/57A27B4D5F714355