Introduction

jQuery is a cross-browser JavaScript library designed to simplify the client-side scripting of HTML. It was released in January 2006 at BarCamp NYC by John Resig. Used by over 43% of the 10,000 most visited websites, jQuery is the most popular JavaScript library in use today.

References

1. http://en.wikipedia.org/wiki/JQuery
2. http://jquery.com/
3. http://docs.jquery.com/Main_Page