Java Script is most popular programming language currently. This is the language for web pages, mobiles, laptops, PC’s and many more. Code of this language can easily be inserted in HTML pages, with this execution is so easy that it can be executed on any browser available, this is one of the most lightweight programming language.

Java Script code is not required to be compiled and need not to have any expensive software development to write the code, Java Script is very easy to debug, errors can be tracked to the exact location, Java Script is able to make the use of OOPS principles and design pattern. This is very easy to edit as this is simple text, written on text pad and other text editor.

• Version 1.1 to 1.6