Just drop it in your page before the </body> tag: <script language="javascript" type="text/javascript"> var prm = Sys.WebForms.PageRequestManager.getInstance(); prm.add_initializeRequest(InitializeRequest); prm.add_endRequest(EndRequest); var oldClass = ""; function...
Elementiks put together a huge list of mostly 'free for commercial use' tools - literally a huge a list. Feel free to play around: http://elementiks.com/web_resources.php