Your site CUSTOMIZE: insert URL here does not support the Firefox 2 browser or other browsers based upon the Gecko Layout engine such as Camino 1, Seamonkey 1, Epiphany 2, Galeon 2 and K-meleon 1.
There's a report filed regarding this issue in mozilla.org's
bug system. You can view comments and add comments yourself:
https://bugzilla.mozilla.org/show_bug.cgi?id=CUSTOMIZE: insert bug number here
CUSTOMIZE: Insert technical description of the problems here, along with recommendations on how to fix the issue. You can also attached working examples showing how the site's code can be modified to support the standards and Mozilla.
By following the ECMA recommendations for ECMAScript (JavaScript) and the W3C recommendations for HTML 4.01, CSS 2.1, and the DOM (Document Object Model) in your content, your site will work with these next-generation browsers as well as other browsers that support open standards such as Opera 9, Safari 2 and Internet Explorer 7.
The following resources will help you support open standards, while at same time keep your site working with Microsoft's Internet Explorer. The information on Gecko browser detection is also important.
ECMAScript 262 3rd Edition (JavaScript) Standard
------------------------------------------------
http://www.ecma-international.org/publications/standards/Ecma-262.htm
World Wide Web Consortium (W3C) Technical Recommendations
---------------------------------------------------------
The W3C defines the public standards for the World Wide Web
which Firefox 2 uses.
http://www.w3.org/TR/
Mozilla Developer Center Documentation
---------------------------------------
Visit Mozilla Developer Center site for information specific
to supporting Firefox 2 and other browsers based upon the Gecko
layout engine.
http://developer.mozilla.org/en/docs/Main_Page
Using Web Standards in Your Web Pages
--------------------------------------
A number of elements and practices considered "standard" among
web developers for adding DHTML and/or cross-browser support to
their web pages were excluded from the W3C HTML 4.01 and Document
Object Model specifications.
An overview of the process for upgrading the content of your web
pages to conform to the W3C web standards is given at
http://developer.mozilla.org/en/docs/Using_Web_Standards_in_your_Web_Pages
The Document Object Model in Mozilla
--------------------------------------
http://www.mozilla.org/docs/dom/
contains useful links for learning about and using the
Document Object Model (DOM) in Mozilla and other Gecko-based
browsers.
The Gecko DOM Reference http://developer.mozilla.org/en/docs/Gecko_DOM_Reference
provides a beginner web developer guide to Firefox's
implementation of the W3C DOM and includes numerous
examples.
Updating DHTML Web Pages
---------------------------
What you need to know about document.all and
other proprietary extensions and how to work with them in a
cross-browser world.
http://developer.mozilla.org/en/docs/Web_Standards
Browser Detection and Cross Browser Support
-------------------------------------------
When you detect browsers embedded with the Gecko
rendering engine, it's simplest for you to sniff for "Gecko"
rather than a specific vendor name or full user agent string.
You'll find more infot in these articles:
http://developer.mozilla.org/en/docs/Browser_Detection_and_Cross_Browser_Support
http://developer.mozilla.org/en/docs/Using_Web_Standards_in_your_Web_Pages#Developing_cross_browser.2Fcross_platform_pages
JavaScript Debugger for Firefox
---------------------------------
Venkman is a full featured interactive debugger for Firefox and
Seamonkey For more information:
http://developer.mozilla.org/en/docs/Venkman
http://www.svendtofte.com/code/learning_venkman/
Please feel free to contact me if you have additional questions.
CUSTOMIZE: Insert your signature here.