Looks like I had a problem with my JavaScript. I need to add:
var swfDiv = document.getElementById(‘swfDiv’);

Checks out now in FireFox 3.5 mac, FireFox PC (version?), IE 8 on the pc.

[cc lang="JavaScript" nowrap="true" width="550"]

[/cc]

The original problem laid out here

Source file for this little test are here:

Thank you to Nikolai of FlashCodersNY