This indicator shows the hihgest high and lowest low of X days back. It also allows to be shifted forward X number of days.
The following inputs are available:
XDays - for setting from how many days calculate the highest high and the lowest low;
DaysShift - usually set to one, so the current day does not count to the calculations;
ShowCurrent - when set then a comment in the left upper corner is displayed with values valid for the current day.