guardian.co.uk Link to speech from cspan http://www.cspan.org Gaddafi speaks for more than an hour at general assembly Libyan leader's unscripted speech touched on various issues including swine flu and the JFK assassination Muammar Gaddafi threw the UN general assembly into chaos today when he effectively hijacked the podium to make a rambling, unscripted speech. The Libyan leader had been…