def startTime = 1555;

def regularSessionEnd = SecondsTillTime(startTime) == 0;

rec dailyClose = if regularSessionEnd then close else dailyClose[1];



def endTime = 0925;

def regularSessionStart = SecondsFromTime(endTime) > 0;

rec dailyOpen = if regularSessionStart and regularsessionEnd then dailyOpen[1] else close;



def percentChange = (dailyOpen / dailyClose - 1);



addLabel(yes, AsPercent(percentChange), if percentChange>0 then CreateColor(0, 195, 49) else if percentChange<0 then CreateColor(237, 87, 87) else color.WHITE);