AJAX RoundedCorners extender control provides the functionality to display the round shaped edges of the target Panel control. You can set the color of rounded corners, radius and style of the corners using its different properties. Different types of corner combinations are such as BottomLeft, TopLeft, Left, Right etc.
Properties of AJAX RoundedCorners Control
You can learn the use of above properties and get the C# code from the tutorial of AJAX RoundedCorners control by following the link provided at the bottom of this sample.
Try the sample below to understand the functionality of AJAX RoundedCorners control: