5.1 Introduction to Scripting
Java Script is the scripting language of the Web. Java Script is used in millions of Web pages to add functionality, validate forms, detect browsers, and much more.
The language was invented by Brendan Eich at Netscape (with Navigator (2.0), and has appeared in all Netscape and Microsoft browsers since 1996. Java Sripts official name is “ECMA Script”. The standard is developed and maintained by the ECMA-262 is the official Jawa Script standard. The standard is based on Java Script (Netscape) and Jscript (Microsoft). Microsoft version of Java Script is called Jscript.