Web 2.0 is second generation of internet services used in developing i.e. rich internet applications, social networking sites, wiki , community portals, online collaboration, and communication tools, Rich Internet Application services for web development.

Lightbox JS is an elegant, unobtrusive script that overlays a larger version of an image on the current page for display when clicked on- an image thumbnail viewer if you will. It's a snap to setup and works on all modern browsers.

jQuery is a fast and concise JavaScript Library that simplifies HTML document traversing, event handling, animating, and Ajax interactions for rapid web development. jQuery is designed to change the way that you write JavaScript.

ModalBox is a JavaScript technique for creating modern (Web 2.0-style) modal dialogs or even wizards (sequences of dialogs) without using conventional popups and page reloads.