I've tried clearing the cache and reinstalling Opera, but I'm not sure about the javascript communication thing. What should I look for? Is there any other web site that you know of that is using about the same king of javascript that I could test to see if it work with them?

>I wonder if there could be an utility that is running that is avoiding communication of javascript between frame. Could that be?
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>Also, have you try clearing the cache on that one?