Opens a special shelf window allowing you to edit the tools/menu items included on the marking menus.
Marking Menu Options
- Show Option Box
-
If this option is checked on, tool names appearing in the marking menus include the
icon if they have options. Sliding the cursor over the icon lets you open the option window for the tool. 
Note: Hold down the
and 
(Windows) or and 
(Mac) keys simultaneously and click one of the three mouse buttons to see marking menus.