本标准定义了一个文档对象模型（DOM）和一个对象环境，用于使用声明性数据精华的ECMAScript环境操作HTML文档。本标准反映了电视和其他应用中持续使用的最佳现行实践。

This standard defines a document object model (DOM) and an object environment for use in manipulating HTML documents using the ECMAScript environment of declarative data essence. The standard reflects the best current practice for continuing use in television and other applications.