# set terminal svg size 600,400 dynamic enhanced font 'arial,10' mousing name "fillbetween_4" butt dashlength 1.0 
# set output 'fillbetween.4.svg'
set style fill   solid 1.00 noborder
set style data lines
set title "Fill area between two smoothed curves (above/below)" 
set xrange [ 250.000 : 500.000 ] noreverse
NO_ANIMATION = 1
## Last datafile plotted: "silver.dat"
plot 'silver.dat' u 1:2:($3+$1/50.) smooth csp w filledcurves above lt 3 title 'Above',                '' u 1:2:($3+$1/50.) smooth csp w filledcurves below lt 4 title 'Below', 	       '' u 1:2 smooth csp with lines lt -1 lw 2 title 'curve 1', 	       '' u 1:($3+$1/50.) smooth csp with lines lt 1 lw 2 title 'curve 2'