In the past I’ve written a post on how to disable a button on post back:

Disable button on past back

This works really nicely, until you try use this with ASP.NET Validators.

I recently was tasked with creating an ASP.NET Website that will run within a Frame on another domain. Not realising the inherent problem with this method, I set about happily creating a website as I normally do oblivious to the impending problems about to be uncovered. In development my website worked as expected, passed QA testing and was on it’s way up to production where it would finally be placed inside it’s frame for use.