set terminal png
set output 'left_power.png'
set xdata time
set timefmt "%b %d %H:%M:%S %Y"
set title "Current Through Left Side" 
set ylabel "AMPS" 
set yrange [0:*]
set xrange [*:*]
set xlabel " "
set grid
set size 1.2 ,0.5
set key top left

plot 'power.720' using 1:(($5 + $6)) t "Total Current" with lines, \
	'power.720' using 1:($5) t "Left Current" with lines