Support / resistance levels, you can see them on the chart and read their strength to the left. Click link: <A HREF="http://www.stockta.com/cgi-bin/analysis.pl?symb=GTEL&num1=5&cobrand=&mode=stock" target="_blank">http://www.stockta.com/cgi-bin/analysis.pl?symb=GTEL&num1=5&cobrand=&mode=stock</A>