if (myinteract == 1 && global.plot <= 12)
{
    on = 1;
    myinteract = 0;
    image_index = 1;
    global.plot = 13;
    global.vshake = 0;
    global.hshake = 4;
    global.shakespeed = 2;
    instance_create(0, 0, obj_shaker);
    snd_play(snd_screenshake);
    global.interact = 99;
}
if (instance_exists(obj_shaker) == 0 && global.interact == 99)
    global.interact = 0;