jQuery is a JavaScript library that simplifies HTML document traversal, event handling, animating, and Ajax interactions. It is lightweight at only 31KB, cross-browser compatible, and easy to install and use. Many large companies and websites use jQuery for menus, galleries, animations, interactive content, and anything that can normally be done with plain JavaScript. To use jQuery, download the library from jquery.com and reference it with a script tag in the HTML page.

2. What is jQuery?
 jQuery is a JavaScript library
 Fast and concise, simplifies HTML
documents traversing, event handling,
animating, and Ajax interactions
 Basically, in many cases, a shorthand
for JavaScript

3. Why jQuery is awesome!
 Lightweight, loads quickly
- it’s only 31KB!
 CSS3 compliant
 Cross-browser compatibility
 Open source
 Easy to install & use

4. What jQuery does
 Makes it easier to implement animations
and transitions into your page
 Also compresses other functionalities
into shorter code

5. Who’s using jQuery?
 Google, Dell, Bank of America, MLB,
Digg, NBC, CBS, Netflix, Mozilla,
Wordpress, Drupal
 Many businesses, designers,
developers

6. Examples
 Menus
 Galleries
 Parallax
 Animation & interactive content
 Maps
 Sliders
 Anything you can do with JavaScript,
you can do with jQuery + more!

7. How to use jQuery
 Download jQuery at jquery.com
- Two versions: production & development
 Place library in your web site’s file strucure
and reference it I your HEAD tag:
 <script type="text/javascript"
src="jquery.js"></script>

8. jQuery Resources
 jQuery.com
 W3schools.com
 Google it 

9. Implementing jQuery
 Go through tutorials online
 Install/use open source jQuery projects
to your site for free
 Purchase jQuery projects/plug-ins
 Just like JavaScript projects ^

10. Why Use It?
 Smooth, concise, easy to learn
 Saves you time on coding and
development
 Lots of websites are implementing it, so
you probably need to learn it
 Works well alongside HTML5 and CSS3,
which are quickly becoming the new
standard
 Learning it now will put you ahead of the
game