--^T+E Error message*
-- Opens an error message.
	-- err_msg is of type string
	inspect messageBox(error_msg, 50, 11)
	-- parameter 50: shows the buttons Yes, OK, Cancel
	-- parameter 11: shows the icon for an error in the dialog
	when 16 then -- Yes
		-- add your code here
		statement;
	when 32 then -- No
		-- add your code here
		statement;
	else		 -- Cancel
		-- add your code here
		statement;
	end;