ASP。NET MVC:如何将视图模型转换成Json对象

I am Java developer new to .NET. I am working on a .Net MVC2 project where I want to have a partial view to wrap a widget. Each JS widget object has a JSON data object that would be populated by the model data. Then methods to update this data bound to events when data is changed in the widget or if that data is changed in another widget. The code is something like this.I am Java developer new to .NET. I am working o