Both the Geek to Me column at Chicagonow.com and howstuffworks.com have raised the issue of whether or not Batman and Superman could take on members of the Jedi order. Geek to Me postulates that if Batman were armed with a light saber, he would be able to hold his own against Darth Vader, while howstuffworks.com pits Superman against a Jedi armed with a light saber that emits a Kryptonite-based energy blade.
So, if you've got nothing else to do, you're utterly bored and tired of counting the fibers in your rug, maybe you'd want to consider the question of who would win in these particular duels.