This class implements the overlay/content-script for the extension
| webpg. | This class implements the overlay/content-script for the extension | 
| Functions | |
| init | This function is called when a new window is created. | 
| onContextCommand | Handles context and menu requests | 
| listenerUnload | This function unloads then event listener when the window/tab is closed. | 
This function is called when a new window is created.
init: function( aEvent ) 
Handles context and menu requests
onContextCommand: function( event, action, sender ) 
This function unloads then event listener when the window/tab is closed.
listenerUnload: function( aEvent )