keychord_press_on_manifest_navigator = function(chord, key)
	if chord == 'escape' then
		reset_manifest_navigator()
	elseif chord == 'return' then
		if Manifest_navigator.for_delete then
			delete_definition(Manifest_navigator.candidates[Manifest_navigator.index])
		else
			load_definition(Manifest_navigator.candidates[Manifest_navigator.index])
		end
		A()
		reset_manifest_navigator()
	elseif chord == 'backspace' then
		local len = utf8.len(Manifest_navigator.filter)
		local byte_offset = Text.offset(Manifest_navigator.filter, len)
		Manifest_navigator.filter = string.sub(Manifest_navigator.filter, 1, byte_offset-1)
		Manifest_navigator.index = 1
		Manifest_navigator.candidates = manifest_navigator_candidates()
	elseif chord == 'left' then
		if Manifest_navigator.index > 1 then
			Manifest_navigator.index = Manifest_navigator.index-1
		end
	elseif chord == 'right' then
		if Manifest_navigator.index < #Manifest_navigator.candidates then
			Manifest_navigator.index = Manifest_navigator.index+1
		end
	elseif chord == 'down' then
		manifest_navigator_down()
	elseif chord == 'up' then
		manifest_navigator_up()
	end
end