A declaration on the first line of a page that directs the browser to which rendering mode it should use to display the page.
Location on all SharePoint Web virtual servers, located in C:\Program Files\Common Files\Microsoft Shared\Web server extensions\12\.
Open-source site definitions and files from which to create sites that are accessibility-compliant.
Content pages that contain _layout in their URLs. Such pages use the application.master page as their default master page.
A Web development language for creating interactive Web sites.