TOKYO - It may have been inevitable. Now that cell phones with little digital cameras have spread throughout Asia, so have new brands of misbehavior. Some people are secretly taking photos up women's skirts and down into bathroom stalls. Others are avoiding buying books and magazines by snapping free shots of desired pages. "The problem with a new technology is that society has yet to come up with a common understanding about appropriate behavior," said Mizuko Ito, an expert on mobile phone culture at Keio University in Tokyo. "No matter what the technology, there'll always be people who don't mind...