Thank you for the responses, they were very helpful.
I am certain that Question #2 will be posted as my usage progresses.

Kevin

"Kevin" wrote:

I have been doing a lot of reading on this function and can usually get it to
work to do the job - not overly complex.
One thing that is still not understood (and not the only thing) is what is
the difference between using * or , to separate the arrays in the argument?

Kevin