public Location getNext(Location loc, int id)
    {
    if(id==0)
    {
        System.err.println("Cannot iterate over air! (wtf!)");
        return null;
    }
    for(int x=-1; x<=1; x++){
        for(int z=-1; z<=1; z++){
            for(int y=-1; y<=1; y++){
        if((x==-1 || x==1)&&(z==-1||z==1))
        {
        Location newloc = new Location(loc.getWorld(), loc.getBlockX()+x, loc.getBlockY()+y, loc.getBlockZ()+z);
        int locid = loc.getWorld().getBlockTypeIdAt(newloc);
        if(locid==id)
        {
        if(!this.l.contains(newloc))
        {
        this.cloc = newloc;
        this.l.add(newloc);
        System.out.println("A damn fine iterator: " + newloc.getBlockX() + "," + newloc.getBlockZ());
        return newloc;
        }
        }
        }
        }
        }
    }
    return null;
    }