Given that recently Twitter has been going up and down like a yo-yo (and I'm sure they're working on it), I've upgraded the twitter script to support timeouts. Twitter have also messed with the API...

jQuery 1.2 introduced JSONP support, but on initial read of the release notes, I wasn't completely sure what it was - so for anyone else that might want the Dr Seuss explanation. JSONP is script tag injection, passing the response from the server in to a user specified function