Wal-Mart recently partnered with classified Web site Oodle.com to launch free classified ads on Walmart.com and is already creating a controversy.When users in Arkansas clicked on some of the classified ads on Walmart.com they were led to classifieds from the Arkansas Democrat-Gazette newspaper. Paul R. Smith, president of WEHCO Newspapers, Inc., the company that publishes the Democrat-Gazette, said Wal-Mart and Oodle do not have permission to use the ads.