Mike / N2MG wrote: > This is a much better version: > http://www.yccc.org/Articles/4sq.pdf Ohhh, that's a tremendous improvement. How do you that voodoo that you do? -N- --- . Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.520 / Virus Database: 318 - Release Date: 9/18/03