//@version=3
study(title = "Date Highlighter", overlay=true)

HighDay = input(25, "Day")
HighMonth = input(12, "Month")
HighYear = input(2018, "Year")
HighPeriod = timestamp(HighYear,HighMonth,HighDay,0,0)
HighPeriodEnd = timestamp(HighYear,HighMonth,HighDay,12,0)

HighBackground = input(title="Color Background?", type=bool, defval=true)
HighBackgroundColor = HighBackground and time >= HighPeriod and time <= HighPeriodEnd ? maroon : na

bgcolor(HighBackgroundColor, transp=50)

testPeriod() =>
    time >= HighPeriod and time <= HighPeriodEnd ? true : false