February 2011
Beginner
331 pages
5h 58m
English
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Chapter 23. Working with Plug-Ins
HTML is very flexible for a text-based computer language, but, by itself, it can't do everything. For this reason, browsers are designed to be extended through a plug-in architecture. Plug-ins can make it possible to open non-web documents and handle other tasks typically suited for desktop applications. Some plug-ins, like the Flash Player from Adobe, are almost ubiquitous and have become a platform themselves. In this lesson, you learn how to work with plug-ins in general and also, specifically, with the Flash Player to display animations and the competing Microsoft Silverlight plug-in.
UNDERSTANDING PLUG-INS
A plug-in is a small computer application that works with one or more browsers to provide additional functionality. Plug-ins typically need to be installed separately by the user, although in certain instances they may be included in the browser installation. Because plug-ins most frequently require site visitors to take an extra step, the web designer must be sure their use is important, if not essential, to the site's viability.
Web designers do not insert plug-ins into their web pages — they insert content that requires a plug-in to be displayed in a browser. For instance, you don't add the Flash Player to your page, you add an SWF file that relies on the Flash Player to be seen. Plug-in content comprises one or more external files that must be published online along with the HTML source code, CSS, images, and other files.
Two HTML tags are ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.