| 摘要 |
A text based script file describing enhancements is parsed to produce platfo rm dependent enhancement files that may be employed to produce enhancements on a set topbox, enhanced television, or computer display. A script file may be o f XML format and aparser may be an XSL translator. A parser may import HTML an d Javascript from otherapplications. A parser may support a media player for emulation to view video andenhancements. Trigger data for rendering enhancements may be formatted into a javascript array. Trigger events may be employed to replace graphic pointers or textvalues. Multiple parsers, each supporting a specific platform, allow a single script file tobe employed across multiple platforms. New platforms or versions of platforms aresupport ed through new or updated parsers.
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