Too many browser tabs opened? & it is harder to manage them? Try my Browser Extension.
An Introduction to WAI-ARIA
It might come as a shock, but I tell you: The web has changed! The last eight years have seen the rise of Ajax, JavaScript, HTML5, and countless front-end frameworks. Consequently, the internet is no longer a place of static HTML pages, as funny as they sometimes are. Rather, it has become a playground for complex, almost desktop-like web applications, each with their own widgets, controls, and behavior.