Count the number of tabs in Safari.app

Count Safari Tabs.scpt

set n to 0
set m to 0

tell application "Safari"
	repeat with w in windows
		try
			-- Only count windows not closed yet
			if (visible of w) or (miniaturized of w) then
				set n to n + (count tabs of w)
				set m to m + 1
			end if
		end try
	end repeat
end tell

display notification (n as string) & " tabs open in " & (m as string) & " Safari windows."