pos = {}
addhook("movetile","aaa")	-- this hook is used for current position, and prevent floating value, else, just delete this hook
function aaa(id,x,y)
	pos[id].tilex=x
	pos[id].tiley=y
end

addhook("menu","uuu")
function uuu(id,title,button)
	if title==your menu title then
		if button==1 then
			-- your code
		elseif button==2 then
			if pos[id].tilex==nil and pos[id].tiley==nil then		-- required, this is will know are movetile hook deleted or not
				msg2(id,string.char(169).."000255255Tile: "..player(id,"tilex").."x"..player(id,"tiley").."@C")
			else
				msg2(id,string.char(169).."000255255Tile: "..pos[id].tilex.."x"..pos[id].tiley.."@C")
			end
		end
	end
end