You
            can set the amount of gray in a color image.
         
         To set the amount of gray in an image:
         
         
            - From the Tools tab, drag the Gray tool
               from the Color Correction folder to the dependency graph in the
               Schematic view.
               The Gray tool UI appears
                  with the Gray Amount field at its default of 100%.
                
- Adjust the Amount field to change the
               amount of gray in the image.
            
Things
               to Remember
         
            - You can reset the Amount field by selecting
               Reset in Tool Options.