im playing around with the same thing myself... i dont have much guidance for you other than maybe check out this post on getting a flash player to play only on the main page:
http://www.zen-cart.com/forum/showthread.php?t=124079

and maybe this flash player?
http://www.flashxml.net/3d-carousel-menu.html


let me know if this works for you, as i will be working on the same thing in the next day or two...