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Sams Teach Yourself Responsive Web Design in 24 Hours by Jennifer Kyrnin

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Hour 7. Unobtrusive JavaScript

What You’ll Learn in This Hour:

Image What unobtrusive JavaScript is

Image How unobtrusive JavaScript relates to progressive enhancement

Image How to use unobtrusive JavaScript on your web pages

JavaScript is the third pillar of a web page, along with HTML (for content) and CSS (for the look and feel). JavaScript is what you use to make your site do things. It adds interactivity to your pages and often makes the pages more fun.

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