if (!after_image_active)
    exit;
after_image_timer++;
if ((after_image_timer % 30) == 1)
{
    var after_image = scr_marker(x, y, spr_pixel_white_center);
    after_image.depth = 98690;
    with (after_image)
    {
        image_blend = c_black;
        image_xscale = 0;
        image_yscale = 0;
        scr_lerpvar("image_xscale", 0, 39, 60);
        scr_lerpvar("image_yscale", 0, 13, 60);
        scr_lerpvar("image_alpha", 1, 0, 60);
        scr_doom(id, 61);
    }
}