- is called
- JavaScript
JavaScript is an object oriented (prototype-based, not class-based) scripting language supported by many Browsers. It is a superset of the standardized ECMAScript language. Despite its name, JavaScript does not have much in common with the programming language Java.
Howto Learn
You can start by reading Mozilla's JavaScript guide.
Specifications
Links
ECMAScript
http://www.ecmascript.org/
Title: ECMAScript
Description: ECMAScript is the base of JavaScript. On this site you can get ECMAScript specifications and information on the development of further specifications and reference implementaitons.
JavaScript at the Mozilla developer center
https://developer.mozilla.org/en/JavaScript
Title: JavaScript at the Mozilla developer center
Description: JavaScript plays a very important role in Mozilla, so there are a lot of resources on Mozilla's website.