This standard provides a way to convert your XML documents into other XML formats, HTML, and virtually all other formats that you want. The author uses the Apache Xalan XSLT engine for demonstration, but the material in this book also apply to XSLT engine in Microsoft MSMXL parser, Saxon, and many other equivalent XSLT processors. XML file into HTML documents into XPath location, branching, linking, combining XML documents, and functionality extensions. After laying the groundwork for what XSLT can do, the author presents a case study of a fairly sophisticated - an online tutorial generator that produces HTML files, PDF files, and Zip files. XSLT provides the horsepower behind XML, and this book provides the perfect vehicle to master transformation techniques. Plain Topics covered: Basic style sheet structure, XPath data model, branching and control elements, links and cross-references, sorting and classifying, combining XML documents, XSLT extension functions, case studies, references to XSLT, XPath reference, function reference, guide XSLT ( FAQ).