Ajax Demo

From IAM MediaWiki Create Change
Jump to: navigation, search

AJAX

Favorite Ajax sites

http://local.google.com/

http://www.frwrd.net/minishowcase/

http://www.huddletogether.com/projects/lightbox/

http://www.jotform.com/

http://wufoo.com/

Core Elements of AJAX

JavaScript - used to implemet page logic and programatically display page using HTML and CSS

Cascading Style Sheets (CSS) - look of html

Document Object Model (DOM) - Interface used by Javascript to access elememts in a web browser

XMLHttpRequest object - XML request object used to retreive data from server

JavaScript

Javascript

Javascript is a loosely types interprated programming language usually used to interface with a web broweser.

Loosely types mean that objects in javascript are not declared as specific types.

To declare a variable you simple say var and the variable name ie <javascript> var pi=3.1415926; </javascript>

<javascript> </javascript>

<javascript> Hello World With JavaScript

</BODY> </HTML> </javascript>

CSS Exmaples

http://iam.colum.edu/WI/browser/browser.aspx?f=/AJAX Source Browser

http://iam.colum.edu/WI/AJAX Files on iam.colum.edu'