Design and Implement of English Web Courseware Based on XML

In this paper,a method to develop English web courseware is put forward based on the idea of separation of program and data.First,according to the design requirements,web courseware is organized into a hierarchical structure model which is consisted of courseware navigation layer,unit page layer and media material layer.Then the metadatas of these three levels are described and defined based on XML.What's more,this paper describes how English web courseware based on XML is achieved through XML documents generated by courseware editor,XSL parser to convert and CSS+JavaScript to beautify web pages and bind interaction,thus greatly improving the reusability of web courseware and shortening the courseware's production cycle.