5741d997_or_BB10___BlackBerry_Developer__Description
[Plugin ID] com.blackberry.ui.contextmenu [Name] Context Menu [Description] 
Lets you control whether context menus are enabled, listen to events, add items to appear based on the context, and set the theme of the context menu.
Components of the BlackBerry 10 WebWorks SDK - HTML5/WebWorks for BB10 - BlackBerry Developer