Please define a Shourtcut key for "Capture All Tabs..." Rated 4 out of 5 stars

Please define a Shourtcut Key combination for "Capture All Tabs..." in Scrapbook Menu in Firefox Menu.
I need a "shourtcut key" for "Capture All Tabs..."
Please...

This review is for a previous version of the add-on (1.3.7).  This user has other reviews of this add-on.