Category Archives: AJAX and Javascript

FireFox 3: the evaluation order bug is back

Posted on April 19, 2009 by Miguel Arroz

A few months ago, I wrote about a Javascript evaluation order bug I hit on Firefox 3. I managed to create a workaround and everything was going fine. I assumed the bug had been fixed on the subsequent minor releases … Continue reading →

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Making an invisible overlay layer work on IE

Posted on October 24, 2008 by Miguel Arroz

It’s becoming more and more common on the web to create pages that, on some situations, display some object over the page content. This could be a photo (using LightBox), a movie (like Apple does on their trailers site for … Continue reading →

Posted in AJAX and Javascript | Tagged , , , , | 4 Comments

Firefox 3 javascript evaluating order problems

Posted on July 31, 2008 by Miguel Arroz

I found out the hard way the recently released third main version of Firefox has a serious issue related to the order in which the Javascript code is executed in a page. The bug is somehow related to the files … Continue reading →

Posted in AJAX and Javascript, WebObjects | 3 Comments

Submitting a form with target set to a script-generated iframe on IE

Posted on November 2, 2007 by Miguel Arroz

(nice title, isn’t it?) Although AJAX techniques are now widespread among the web-developers community, there’s still something that can’t be done using pure AJAX techiques (whatever that means): file uploads. There’s no way to grab a file using JavaScript and … Continue reading →

Posted in AJAX and Javascript | 38 Comments

onBeforeUnload Javascript BODY attribute

Posted on September 14, 2007 by Miguel Arroz

Those who code Javascript know that the BODY tag has two cool attributes where we can hook methods to be run when the page loads and unloads. Those are the standard onLoad and onUnload attributes. onLoad does what you expect … Continue reading →

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