By Patrick Kevin Day, Los Angeles Times Staff Writer

Where did the Joker come from?

Christopher Nolan's film, "The Dark Knight," certainly doesn't give us any clues. But though the character has many versions of his origin in the fictional world, his actual history is a multimedia mash-up of drawing, voice-overs and visual performance. He's gone from evil clown to annoying clown, to dark, evil, murderous clown that gives you nightmares. And if the buzz continues into the spring, the latest man in the makeup, Heath Ledger, may win a posthumous Oscar for his Joker performance.

But to understand where Ledger came from in his acting, you have to go back to see the characters development over the last 68 years.

http://www.latimes.com/entertainment/news/la-et-joker-2008-pg,0,664720.photogallery

An Israeli human rights group has just released graphic video footage obtained during clashes between Israeli troops and demonstrators protesting against the separation barrier on the West Bank. The video has sparked outrage, as it shows what appears to be an Israeli soldier shooting a Palestinian at close range. Al Jazeera's Emma Hayward reports.

en.wikipedia.org — While Windows Vista contains many new features, a number of capabilities and certain programs that were a part of Windows XP are no longer present or changed, resulting in the removal of certain functionality. The following is a list of features which were present in Windows XP but which have been removed in Windows Vista.