This is great. I suppose we all have to endure the learning curve when it comes to this sort of thing and I surprise myself with the tricks and shortcuts mostly gained by trial and error that I know now as opposed to when I started out. With Texman's advice you've jumped a LONG way ahead here.
But stand warned: I hope your resistance is strong because repainting is VERY addictive. But don't fight the urge
too much 'cos I wanna see more of this sort of thing.