The indicator is aimed to draw pivotal lines based on a customizable time interval.That interval
is defined by 2 vertical lines that the user can move freely.For example,once the indicator is loaded on a chart,it draws 2 vertical lines,and the user can move them.Or,the user draws 2 vertical lines and,once the indicatoris loaded on chart,it calculates pivotal lines based on the time interval marked by the 2 vertical lines.
More detailed informations are in the attached Word document.