Gary, Thank you, you are a star. That is exactly what I was looking for.
I'm going to go away and play. I'm so excited! Robin -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to weewx-user+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/c0f51b2e-7a8b-4a05-9552-f146afbd9bfe%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
