Some computers seem to have problems viewing the Panorama animation.
There are as fas as I have found out 2 possibilities:

1.: You run WinXP and IE6 with a popupblocker enabled. your screen will look somehow like this:

2. You have enabled an amount of Graphic acceleration in Windows, which is not supported by your hardware.

To eliminate this problem:

If this doesn't help, well, I don't really know, but it would be nice, if you could drop me a line and tell me about your setup...