In a sense, nobody is in charge of the web. The web is an open standard, with no restrictions on who can post content, or what that content should be about. The web belongs to everybody, and so it belongs to nobody. The openness and decentralization of the web is one of its greatest strengths. But it wouldn't work at all without some sort of standard way of encoding the information. That's where the World Wide Web consortium (W3C) comes in.
The W3C is an international, vendor-neutral group that determines the protocols and standards for the web. They
Authoring a web page for any specific type of user agent or system configuration should never be a completely separate subject with arcane new techniques developed for each special need, but rather an application of the common set of Universally Accessible Design principles that should be part of every web author's repertoire.
With few exceptions, pages should never be designed "for" certain types (or brands) of browsers, but should instead be designed for all uses (and potential uses) of the information. All web documents should be equally
The Structure of a WebCGM
A WebCGM is a Version 1, 2, 3, or 4 CGM as defined in ISO/IEC 8632:1999, with some restrictions. The restrictions improve the interoperability of WebCGM, and simplify the production of WebCGM interpreter (viewer) tools.
A WebCGM, as shown in Figure 1, consists of one or more Pictures. Each picture contains CGM graphic elements, as well as (optionally) Application Structures. Application Structures define objects within each picture, which are comprised of groups of graphical primitives. These intelligent objects may
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