San Francisco - Google Inc the leading Internet search engine, said Monday that it had no plans to alter its search results despite complaints that the first listing on a search for the word "Jew" directs people to an anti-Semitic Web site. The dispute points to one of the most difficult challenges that has plagued Web search engines: what to do when the results of a search are offensive to some, but legal? In this case, the first listed site on a search for "Jew" is "Jewwatch.com," which promotes itself as "Keeping a close watch on Jewish communities and...