I say leave it alone the way you've done it. All the wheels I've seen are done that way. The problem with placing the spokes on the outside is that you bend the spoke against the hub flange, which creates a prying force on the spoke head.
__________________
What, Me Worry? - Alfred E. Neuman
I'd like to think i have as much money as brains.
I see the light at the end of the tunnel, but the tunnel keeps getting longer - me