Image Index Menu Selector

//ANY KEY EVENT

if keyboard_check_released(vk_down) and image_index=0
    {
    image_index=1
    sound_play(t_s)
    }

if keyboard_check_released(vk_down) and image_index=1
    {
    image_index=2
    sound_play(t_s)
    }

if keyboard_check_released(vk_up) and image_index=2
    {
    image_index=1
    sound_play(t_s)
    }

if keyboard_check_released(vk_up) and image_index=1
    {
    image_index=0
    sound_play(t_s)
    }

if keyboard_check(ord("Z")) and image_index=0
    {
    room_goto_next()
    }

if keyboard_check(ord("Z")) and image_index=1
    {
    game_end()
    }

if keyboard_check(ord("Z")) and image_index=2
    {
    game_end()
    }