October 1999
Intermediate to advanced
480 pages
14h 47m
English
Content preview from JavaScript Application Cookbook
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Chapter 11. Context-Sensitive Help
| Application Features | JavaScript Techniques |
|---|---|
| • Online Help Application | • Controlling Remote Windows |
| • JavaScript “Intelligence” Automatically Loads Content Related to Current Screen | • Using Links Without the Click |
| • Extra Info Display with Mouseovers | • Layers Without LAYER Tags |
No matter how easy you think you’ve made a program to use, someone will inevitably get stuck or have a question. Some user questions have obvious answers. Others can trip you up, and you’re the one who wrote the thing! Depending on the quality, online documentation can either get users back on track quickly or derail them even further. The help files have to be easy to use, too. That’s what this application is all about.
Not just easy for the user to navigate, but easy for you to set up and maintain. This is another one of those applications that, in and of itself, serves little purpose. Yet just like the application in Chapter 7, the code within it can be dropped into one of your applications to work for you.
I named the application Select List JavaScript; it demonstrates some of the visually unimpressive but useful things you can do with JavaScript and selectlists. Figure 11.1 shows the opening interface.
Figure 11-1. Select List JavaScript
This application shows how selectlists can change background color, load documents, and populate other select lists, ...
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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.