The W3C HTML Working Group has released the fourth public Working Draft of “XHTML 2.0.” XHTML 2.0 is a relative of the Web’s familiar publishing languages HTML 4 and XHTML 1.0 and 1.1. The draft contains XHTML 2.0 modules for creating rich, portable Web-based applications. The CSS Working Group has released an interim Working Draft of “Cascading Style Sheets, Level 2 Revision 1 (CSS 2.1).” The draft brings CSS2 in line with implementations and CSS2 errata, and removes obsolete features. The Web Services Description Working Group has released updated Working Drafts of the “Web Services Description Language (WSDL) Version 1.2” and bindings for use with SOAP 1.2, HTTP, and MIME. WSDL is an XML format for describing network services as a set of endpoints operating on messages containing either document-oriented or procedure-oriented information.,