ReadOnly Textbox ViewState in .NET 2.0

In .NET 2.0, behaviour of TextBox has slightly changed. For a TextBox with ReadOnly property set to true then the text is not be posted back to the server side. To set a TextBox read-only and keep the text on post back, use the following to set the readonly property on client site rendering:

TextBoxA.Attributes.Add("readonly", "readonly")