Paging Natalya, Could you please Email me. I got a favor to ask, and to see how much it would cost me. All so to see if you might have some time. Carlos -- Manage your subscription at http://listserv.unl.edu. listserv.unl.edu lists do not accept incoming email from Yahoo.com, AOL.com or Dropbox.com due to thier DMARC policies.