>WOW!
>
>WHile it wasn't really an answer to the question, it presented a fabulous solution - I can't believe in all the threads, nobody mentioned the zap solution
>
>Thanks so much

While not an exact solution to rebuilding a grid. I feel that the rebuilding a grid is the symptom and the real problem is the pack command. So I guess this would be the solution to the problem not the symptom:)