One odd thing you need to keep in mind when using AJAX.net and the AjaxControlToolkit is that when the UpdatePanel is used to do an asynchronous call back to the server the entire page state is sent back to the server and the entire page is reprocessed. This means that everything in your Page_Load and other initialization methods will be called again.
Full Page Processed on Partial PostBack
Tim Clark
Experienced Business Owner, Chief Information Officer, Vice President, Chief Software Architect, Application Architect, Project Manager, Software Developer, Senior Web Developer, Graphic Designer & 3D Modeler, University Instructor, University Program Chair, Academic Director. Specialties: Ruby, Ruby on Rails, JavaScript, JQuery, AJAX, Node.js, React.js, Angular.js, MySQL, PostgreSQL, MongoDB, SQL Server, Responsive Design, HTML5, XHTML, CSS3, C#, ASP.net, Project Management, System Design/Architecture, Web Design, Web Development, Adobe CS6 (Photoshop, Illustrator) View all posts by Tim Clark
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