[UPHPU] detect iframe fresh

[Wade Preston Shearer]

> Does the url of the iframe change per search? If it does and is  
> accessible you could periodically check the url for changes.

Yes, I think that that is the answer. MGeary and I are working on  
that very solution in IRC. Here's where we are so far:

http://anavidesign.com/temp/iframe.html

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