if (instance_exists(obj_mandogbody))
{
    image_speed = 0.125;
    image_index = obj_mandogbody.image_index;
}
else
{
    image_speed = 0;
}
if (image_index == 0)
{
    if (depth == 10)
        depth = 9;
    else
        depth = 10;
}