73 AJAX Training Videos on ASP.NET

 Here is a marvelous 73-part AJAX Training  video series. These AJAX Training videos are from the ASP.NET website. If you are interested in other AJAX videos , you ought to visit Introduction to AJAX – Best Rated Videos.
The video series covers these subjects: ajax, ajax example, ajax autocomplete, ajax examples, ajax training, ajax home, ajax tool, ajax refresh, ajax callback.

Num	Series	Title	Date	Presenter	Min
1	ASP.NET Learn AJAX – How Do I?	[How Do I:] Get Started with ASP.NET AJAX?	1/23/2007	Joe Stagner	8
2	ASP.NET Learn AJAX – How Do I?	[How Do I:] Get Started with the ASP.NET AJAX Control Toolkit?	1/23/2007	Joe Stagner	11
3	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX CascadingDropDown Control Extender?	1/24/2007	Joe Stagner	28
4	ASP.NET Learn AJAX – How Do I?	[How Do I:] Implement Dynamic Partial-Page Updates with ASP.NET AJAX?	1/25/2007	Joe Stagner	12
5	ASP.NET Learn AJAX – How Do I?	[How Do I:] Make Client-Side Network Callbacks with ASP.NET AJAX?	1/26/2007	Joe Stagner	15
6	ASP.NET Learn AJAX – How Do I?	[How Do I:] Add ASP.NET AJAX Features to an Existing Web Application?	1/26/2007	Joe Stagner	7
7	ASP.NET Learn AJAX – How Do I?	[How Do I:] ASP.NET AJAX Enable an Existing Web Service?	1/26/2007	Joe Stagner	24
8	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX TextBoxWatermark Control Extender?	1/26/2007	Joe Stagner	6
9	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX Popup Control Extender?	1/26/2007	Joe Stagner	9
10	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX ModalPopup Extender Control?	1/26/2007	Joe Stagner	10
11	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX AlwaysVisible Control Extender?	1/26/2007	Joe Stagner	6
12	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX Accordion Control?	1/30/2007	Joe Stagner	10
13	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX Client Library Controls?	1/30/2007	Joe Stagner	11
14	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX Collapsable Panel Extender?	1/31/2007	Joe Stagner	12
15	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX Draggable Panel Extender?	1/31/2007	Joe Stagner	6
16	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX DynamicPopulate Extender?	1/31/2007	Joe Stagner	11
17	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX FilteredTextbox Extender?	1/31/2007	Joe Stagner	6
18	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX HoverMenu Extender?	1/31/2007	Joe Stagner	8
19	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX ToggleButton Extender?	2/1/2007	Joe Stagner	8
20	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use an ASP.NET AJAX ScriptManagerProxy?	2/1/2007	Joe Stagner	9
21	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX DropShadow Extender?	2/1/2007	Joe Stagner	3
22	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX PasswordStrength Extender?	2/1/2007	Joe Stagner	15
23	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX RoundedCorners Extender?	2/1/2007	Joe Stagner	2
24	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX Timer Control?	2/13/2007	Joe Stagner	6
25	ASP.NET Learn AJAX – How Do I?	[How Do I:] Implement the Predictive Fetch Pattern for AJAX?	2/13/2007	Joe Stagner	25
26	ASP.NET Learn AJAX – How Do I?	[How Do I:] Implement the AJAX Paging Pattern?	3/6/2007	Joe Stagner	27
27	ASP.NET Learn AJAX – How Do I?	[How Do I:] Get Started with the ASP.NET AJAX Animation Extender Control?	2/27/2007	Joe Stagner	21
28	ASP.NET Learn AJAX – How Do I?	[How Do I:] Implement the AJAX Incremental Page Display Pattern?	3/5/2007	Joe Stagner	12
29	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX ConfirmButton Extender?	3/5/2007	Joe Stagner	4
30	ASP.NET Learn AJAX – How Do I?	[How Do I:] Implement the Incremental Page Display Pattern using HTTP GET and POST?	3/13/2007	Joe Stagner	20
31	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX Slider Control?	3/13/2007	Joe Stagner	11
32	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX AutoComplete Control	3/20/2007	Joe Stagner	7
33	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX UpdateProgress Control?	3/20/2007	Joe Stagner	6
34	ASP.NET Learn AJAX – How Do I?	[How Do I:] Configure the ASP.NET AJAX Calendar Control?	3/30/2007	Joe Stagner	9
35	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX DropDown Control?	3/30/2007	Joe Stagner	12
36	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX MaskedEdit Controls?	4/4/2007	Joe Stagner	18
37	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX MutuallyExclusive Checkbox Extender?	4/4/2007	Joe Stagner	11
38	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX NoBot Control?	5/29/2007	Joe Stagner	22
39	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX ListSearch Extender?	5/25/2007	Joe Stagner	12
40	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the PagingBulletedList Extender Control?	6/12/2007	Joe Stagner	26
41	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the NumericUpDown Extender Control?	6/12/2007	Joe Stagner	22
42	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX History Control?	6/21/2007	Joe Stagner	9
43	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX ValidatorCallout Extender?	6/21/2007	Joe Stagner	11
44	ASP.NET Learn AJAX – How Do I?	[How Do I:] Implement the AJAX After Processing Pattern?	6/21/2007	Joe Stagner	6
45	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX ResizableControl Extender?	7/1/2007	Joe Stagner	30
46	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX Tabs Control?	7/1/2007	Joe Stagner	8
47	ASP.NET Learn AJAX – How Do I?	[How Do I:] Update Multiple Regions of a Page with ASP.NET AJAX?	7/9/2007	Joe Stagner	7
48	ASP.NET Learn AJAX – How Do I?	[How Do I:] Choose Between Methods of AJAX Page Updates?	7/9/2007	Joe Stagner	11
49	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX SlideShow Extender?	7/16/2007	Joe Stagner	19
50	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX UpdatePanelAnimation Extender?	7/16/2007	Joe Stagner	20
51	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use Other JavaScript User Interface Libraries with ASP.NET AJAX?	7/16/2007	Joe Stagner	14
52	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the ASP.NET AJAX Profile Services?	7/16/2007	Chris Pels	11
53	ASP.NET Learn AJAX – How Do I?	[How Do I:] Debug ASP.NET AJAX Applications Using Visual Studio 2005?	7/16/2007	Scott Golightly	8
54	ASP.NET Learn AJAX – How Do I?	[How Do I:] Build a Custom ASP.NET AJAX Server Control?	7/25/2007	Chris Pels	20
55	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use JavaScript to Refresh an ASP.NET AJAX UpdatePanel?	7/25/2007	Joe Stagner	10
56	ASP.NET Learn AJAX – How Do I?	[How Do I:] Determine Whether an Asynchronous Postback has Occurred?	7/25/2007	Joe Stagner	5
57	ASP.NET Learn AJAX – How Do I?	[How Do I:] Use the Conditional UpdateMode of the UpdatePanel?	8/1/2007	Joe Stagner	13
58	ASP.NET Learn AJAX – How Do I?	[How Do I:] Implement the Persistent Communications Pattern with the UpdatePanel?	8/1/2007	Joe Stagner	12
59	ASP.NET Learn AJAX – How Do I?	[How Do I:] Localize an ASP.NET AJAX Application?	8/10/2007	Chris Pels	29
60	ASP.NET Learn AJAX – How Do I?	[How Do I:] Implement the Persistent Communications Pattern using Web Services?	8/22/2007	Joe Stagner	17
61	ASP.NET Learn AJAX – How Do I?	[How Do I:] Trigger an UpdatePanel Refresh from a DropDownList Control?	8/22/2007	Joe Stagner	9
62	ASP.NET Learn AJAX – How Do I?	[How Do I:] Create an ASP.NET AJAX Extender from Scratch?	9/1/2007	Chris Pels	15
63	ASP.NET Learn AJAX – How Do I?	[How Do I:] Build Custom Server Controls that Work With or Without ASP.NET AJAX?	9/1/2007	Chris Pels	19
64	ASP.NET Learn AJAX – How Do I?	[How Do I:] Associate AJAX Client Behavior with an ASP.NET Server Control?	10/18/2007	Chris Pels	18
65	ASP.NET Learn AJAX – How Do I?	[How Do I:] The AJAX Toolkit Reorder Control	2/21/2008	Joe Stagner	22
66	ASP.NET Learn AJAX – How Do I?	[How Do I:] Retrieve Values From Server Side AJAX Controls	2/21/2008	Joe Stagner	8
67	ASP.NET Learn AJAX – How Do I?	Two Simple Techniques for Triggering Updates to Update Panels	3/13/2008	Joe Stagner	9
68	ASP.NET Learn AJAX – How Do I?	Use ASP.NET AJAX Cascading Drop Down Control to Access a Database	3/13/2008	Joe Stagner	32
69	ASP.NET Learn AJAX – How Do I?	Implement Infinite Data Patterns in AJAX	4/10/2008	Joe Stagner	19
70	ASP.NET Learn AJAX – How Do I?	Basic ASP.NET Authentication in an AJAX Enabled Application	4/10/2008	Joe Stagner	32
71	ASP.NET Learn AJAX – How Do I?	How To Dynamically Change CSS Using the ASP.NET AJAX UpdatePanel	4/16/2008	Joe Stagner	11
72	ASP.NET Learn AJAX – How Do I?	How To Dynamically Add Controls to a Web Page	4/16/2008	Joe Stagner	32
73	ASP.NET Learn AJAX – How Do I?	Utilize the AJAX Rating Control in the ASP.NET Toolkit	7/10/2008	Joe Stagner	21
				Total	1015