Authors: H: Christian Heilmann

Christian Heilmann is the author of Beginning JavaScript with DOM Scripting and Ajax, and he contributed a chapter on accessible JavaScript to Web Accessibility—Web Standards and Regulatory Compliance. He is a lead developer at Yahoo! in England, and more of his work can be found at icant.co.uk.

Articles By This Author

Text-Resize Detection

Issue 223September 12, 2006

Use JavaScript to detect your visitor’s initial font size setting and find out whenever your visitor increases or decreases the font size.

Complex Dynamic Lists: Your Order Please

Issue 200May 24, 2005

Help your site’s visitors reach their goals quickly with a dynamic menu that takes its cue from the Mac OS X Finder.

Dynamically Conjuring Drop-Down Navigation

Issue 183June 15, 2004

Got content? Got pages and pages of content? Wouldn’t it be nice if you could offer your readers a drop-down menu providing instant access to any page, without having to sit down and program the darned thing? By marrying a seemingly forgotten XHTML element to simple, drop-in JavaScript, Christian Heilmann shows how to do just that. There’s even a PHP backup for those whose browsers lack access to JavaScript. Turn on, tune in, drop-down.

The Table Ruler

Issue 175March 26, 2004

Make your site easier to use by giving your visitors a virtual “ruler” to guide and track their progress down long data tables. With a pinch of JavaScript and a dash of the DOM, your table rows will light up as your visitors hover over them.

JavaScript Image Replacement

Issue 164November 21, 2003

Perhaps it’s time to consider the ups and downs of a JavaScript-based alternative to the Fahrner Image Replacement technique. This version uses plain vanilla XHTML with no special IDs or CSS tricks.