<A HREF="http://www.worldweb.net/xp/Worldweb/Home.xml">worldweb.netSM, Inc.</A> announced the launch of the beta version of its next-generation content management software, Expressroom I/O v2.0. Expressroom I/O is a Java-based, total content management software system that promotes collaboration by providing advanced workflow tools that enable users to coordinate on the review and approval process of all Web site assets.