Whatever your strategy, you need to know where are supports and resistances lines, eventually you will appreciate to be alerted if they are reached.
This indicator rescan line each time you change the time scale of the chart and send you an optional alert if one is under a tunable limit.

Thank you.
JPTrend indicator:
Author: Xynium
very good
&
thanks
thanks
Thank you very much.
Width & Style for trendline seems doesn't work....... but thanks anyway.
I give 5 rating for this 'JPTrend Indicator'.