Shading type
Under Shading type, select one of the following types of shading you want to use: 
Normal 
Doesn't alter the original graphic. 
Light Shading 
Lightens the original graphic. You can use this to show a disabled graphic appearance. 
Dark Shading 
Darkens the original graphic. You can use this to show a selected graphic appearance. 
The default value is Normal. 
Last modified date: 01/29/2015