I want to set Visibility of the Control true or false acroding to condition using CallBack in ASP.Net2. How?

I want to set the Visilibity of Control Panel True or false according to condition using CallBack Method.





The code is running well but the Controls is not setting Visible. Even I want to display message in Label Control using Lable1.Text=';My Message';.





But not working. Nothing diplaying nor Panel set vibility true or false from the Call back function.





thanks and waiting for replyI want to set Visibility of the Control true or false acroding to condition using CallBack in ASP.Net2. How?
you need to go into properties and change the setting..