set title "Convex     November 1-7 1989    Circadian"
set xrange[-1:24]
plot '/home/longa/www/gnuplot/WAVES/data/using.dat'\
	using 2:4 title "Logged in" with impulses,\
     '/home/longa/www/gnuplot/WAVES/data/using.dat'\
	using 2:4 title "Logged in" with points

set xrange [1:8]
set title "Convex     November 1-7 1989"
set label "(Weekend)" at 5,25 center
plot '/home/longa/www/gnuplot/WAVES/data/using.dat'\
	using 3:4 title "Logged in" with impulses,\
     '/home/longa/www/gnuplot/WAVES/data/using.dat'\
	using 3:5 t "Load average" with points,\
     '/home/longa/www/gnuplot/WAVES/data/using.dat'\
	using 3:6 t "%CPU used" with lines