This is my article which is based on the first CTP of Volta. You will see how you can create a Volta control, purely written in C#, that the compiler can convert into an AJAX Widget without requiring us writing a single line of JavaScript code:
http://dotnetslackers.com/articles/aspnet/BuildingAVoltaControlAFlickrWidget.aspx
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Tanzim Saqib
B: http://weblogs.asp.net/TanzimSaqib
W: http://www.TanzimSaqib.com