All posts by Henry Thompson

Default Prefix Declaration

In this posting, my intention is to provide a concise statement of an idea which is neither particularly new nor particularly mine, but which needs a place that can be referenced in the context of the current debate about distributed extensibility and HTML5. It's a very simple proposal to provide an out-of-band, defaultable, document-scoped means to declare namespace prefix bindings.

Syntax for ARIA: Cost-benefit analysis

The ARIA spec. defines roles, states and properties to manage the interface between rich web documents and assistive technologies. The primary expression of roles, states and properties in markup languages is via attributes. ARIA has to specify how its vocabulary of attributes and values can be integrated into both existing and future languages. This analysis assesses alternative approaches to ARIA syntax.