Just click on the Neeah Squirrel extension Neeah_Favicon_32x32_Normal.png to get the drop-down menu. Within that menu you can select “Pause" or "Activate”. 

When Neeah is paused, the Squirrel will be orange with a pause symbol:.

When Neeah is Active, the Squirrel is Orange: Neeah_Favicon_32x32_Normal.png.

If you are not signed-in to Neeah, it will be grey:neeah-icon-gray.png.