PUBLIC MARKS from "Xavier Lacot" with tag language

An introduction to the JavaScript programming language, by Marijn Haverbeke. Very complete, extensive, and well-written resource. Must read for every intern in web developement ! :-)

This document describes the structure, content, construction, and semantics of language tags for use in cases where it is desirable to indicate the language used in an information object. It also describes how to register values for use in language tags and the creation of user-defined extensions for private interchange. This document, in combination with RFC 4647, replaces RFC 3066, which RFC 1766.