This simple script base on function of Pivot High Low to plot Support and Resistance Zone on chart with detail as below: 1. Support Zone + New Pivot Low is plotted + New Pivot Low lower previous Pivot Low + Upper Line of Support Zone is previous Pivot Low + Lower Line of Support Zone is new Pivot Low 2. Resistance Zone + New Pivot High is plotted + New Pivot High higher previous Pivot High + Upper Line of Resistance Zone is new Pivot High + Lower Line of Resistance Zone is previous Pivot High