XML provides a way of structuring data so that it can be exchanged between Web sites running on different platforms. This text contains information on aspects of XML development including XHTML, XSLT, SMIL (multimedia XML), SAX, SOAP, and Microsoft BizTalk. The book also covers real-world usage of XML, including XML integration with Oracle, SQL Server, and other databases, plus a collection of case studies. The case studies show how companies like Dell and WebMethods have used XML to enhance their business practices. Also included is a CD-ROM.