“Create Killer Websites Using the Power of Modern JavaScript” DHTML Utopia is an easy-to-follow, step-by-step tutorial that will show you how to make your. Modern Web Design Using JavaScript & DOM. HTML Source Review. Now that using nice, valid HTML and CSS for layout have been well and truly cracked. DHTML Utopia: Modern Web Design Using JavaScript & DOM by Stuart contributes to Stylish Scripting: SitePoint’s DHTML and CSS Blog. About The.

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A huge variety of these CSS hacks is documented for each browser in various places around the Web; see the section called “Further Reading” for more.

One of the important things the figure illustrates is that the text inside an element is not part of that element. We also check for bodyto prevent an infinite loop; if we get as far up the tree as the document bodywe give up.

Stuart Langridge, DHTML Utopia Modern Web Design Using JavaScript & DOM

Set the variable to null to make the deleted element disappear forever. For example, an element could have only one onclick attribute. In this case, how does our aKeyWasPressed function know which key was pressed?

Another step to CSS guru-hood is understanding exactly what each browser does wrong, and how you can work around those failings. Both major browser manufacturers implemented the DOM Level 1 specification: If you post a response to this post on your own site, and you also support Webmention I’ll be notified automatically. We call the findTarget function, described above, to get a reference to the link over which the mouse is located.


We then manipulate the position of that background image so that it moves in accordance with the cursor. Code like this is liable to be specific to each DHTML effect you undertake, wwb the mind-bending you have to do to come up with the code is similar in all cases.

If Safari supported cellIndexthe process could have been simple:. There’s a problem loading this menu right now. If you are willing to completely ignore non-DOM compliant browsers which we should all be migrating to anyway then there are some cool techniques that you can learn here.

An interesting enhancement to such a site might be to let the user see the full-size photo without having to click to load it. This process is known as recursionand is defined as the use of a function that calls itself. Each chapter is structured as a set of practical examples, interspersed with descriptions of the theory behind them, which build on each other as the chapter progresses, eventually reaching a fully-realised DHTML effect, such as highlighted tables or animated tooltips.

Nonetheless, he throws you a bone with a bit of gravy, but if you’re trying to find the steak, you’re outta luck. There was a problem filtering reviews right now.

DHTML Utopia: Modern Web Design Using JavaScript & DOM – SitePoint Premium

I am quite proficient in each of these languages but when it comes to pulling it all together into a website, I fail. You can find them usinh the code archive for this book. The text node is also floating around, separate from the document. When we click a link, that link fires a click event, and handleLink is run.


The second function makes sure that the first is connected to the right HTML tag.

DHTML Utopia: Modern Web Design Using JavaScript and DOM

Image rollover scripts, in which an image is used as a link, and that image changes when the user mouses over it, are a mainstay of JavaScript programming on the Web.

Should the bottom-right corner of the full-sized image be in the top-left corner of the viewing area? Trying to understand each of these rules would be difficult and laborious, and you have better things to do with your time.

The findTarget function does nothing but find the link tag for a given event. It describes the document content as a set of objects that a JavaScript program can see. Feature sniffing can be used on any JavaScript object: Alexa Actionable Analytics for the Web. This technique for checking that something exists is called feature sniffingand will be explained in more detail in the next chapter. I have been able to leverage his examples in many pages at my work thus easing my overall programming burdon.

Take this HTML snippet, for example:.

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