Dealing with javascript or JSON results after an AJAX call with Ajax.ActionLink, unobtrusive AJAX and MVC 3

I’ve recently updated an MVC 3 project to use unobtrusive ajax. If you create a new ASP.NET MVC 3 project unobtrusive ajax will be enabled by default, but this was a project I had once migrated from MVC 2. Instead of physically adding the unobtrusive ajax JavaScript file to my solution I got it from ...