Vertical Line Chris Chapman

//@version=4
//@author=Frank
study("Vertical Line Chris Chapman", overlay=true, scale=scale.none)

// Plus 5 of every thing you see in here
// Sydney
sess1 = input(16.0, "Time 1", minval=0.0, maxval=23.60)
// Sydney Close
sess2 = input(1.0, "Time 1", minval=0.0, maxval=23.60)
// Asian
sess3 = input(20.0, "Time 1", minval=0.0, maxval=23.60)
// Asian Close
sess4 = input(5.0, "Time 1", minval=0.0, maxval=23.60)
// London
sess5 = input(3.0, "Time 1", minval=0.0, maxval=23.60)
// London Close
sess6 = input(12.0, "Time 1", minval=0.0, maxval = 23.60)
// NY
sess7 = input(8.0, "Time 1", minval=0.0, maxval = 23.60)
// NY Close
sess8 = input(17.0, "Time 1", minval=0.0, maxval = 23.6)

min1 = (sess1-floor(sess1))
cond1 = hour == floor(sess1) and minute == (min1*100)
plot(cond1 ? 10e20 : na, style = plot.style_histogram, color=color.blue, transp=0)

min2 = (sess2-floor(sess2))
cond2 = hour == floor(sess2) and minute == (min2*100)
plot(cond2 ? 10e20 : na, style = plot.style_histogram, color=color.blue, transp=0)

min3 = (sess3-floor(sess3))
cond3 = hour == floor(sess3) and minute == (min3*100)
plot(cond3 ? 10e20 : na, style = plot.style_histogram, color=color.yellow, transp=0)

min4 = (sess4-floor(sess4))
cond4 = hour == floor(sess4) and minute == (min4*100)
plot(cond4 ? 10e20 : na, style = plot.style_histogram, color=color.yellow, transp=0)

min5 = (sess5-floor(sess5))
cond5 = hour == floor(sess5) and minute == (min5*100)
plot(cond5 ? 10e20 : na, style = plot.style_histogram, color=color.fuchsia, transp=0)

min6 = (sess6-floor(sess6))
cond6 = hour == floor(sess6) and minute == (min6*100)
plot(cond6 ? 10e20 : na, style = plot.style_histogram, color=color.fuchsia, transp=0)

min7 = (sess7-floor(sess7))
cond7 = hour == floor(sess7) and minute == (min7*100)
plot(cond7 ? 10e20 : na, style = plot.style_histogram, color=color.red, transp=0)

min8 = (sess8-floor(sess8))
cond8 = hour == floor(sess8) and minute == (min8*100)
plot(cond8 ? 10e20 : na, style = plot.style_histogram, color=color.red, transp=0)