Running ASP.Net AJAX And The Ajax Control Toolkit From Javascript Source In .Net 2.0

I've found myself in need of debugging the javascript for the Ajax toolkit controls (AjaxCotnrolToolkit.dll) and in some cases the ASP.Net AJAX libraries. Here's how to set up an existing ajax-enabled web site to run from source code. This is intended for people using the Ajax framework... [More]

An Incremental TextBox With The Help Of ASP.Net Ajax Controls

In a recent web project I had a requirement for incremental searching - for each character entered into a text box we need to call a search function on the server and update a list displayed in a div in the browser. ASP.Net and a bit of Ajax makes this task quite simple. Calling The Server-Si... [More]

Sys.ArgumentNullException: Value cannot be null. Parameter name: postBackElement

Update: After looking into this a bit further I found the problem doesn't exist in the Microsoft Ajax Library 3.5 (the same library bundled with ASP.Net 3.5). The same fix I propose here is implemented in that version...go me! Bill Gates must read my blog ;-P. So if you can upgrade, go for tha... [More]

document.activeElement in Firefox - Finding The Element That Has Focus

Internet Explorer has a handy 'activeElement' property on the document object which keeps track of the current element that has focus. Firefox 3 is going to support the same property inline with the HTML 5 specification but that's a fair way off so here's a work around: [co... [More]
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The opinions expressed herein are my own personal opinions and do not represent my employer's view in anyway.

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