set xrange [-1.2:1.2]
set yrange [-1.0:1.4]
set terminal postscript enhanced 
set output "test.ps"
#set terminal png transparent xffffff \
#                      x000000 x202020 x404040 x606060 \
#                      x808080 xA0A0A0 xC0C0C0 xE0E0E0 size 1024,1024

set output "test.ps"
set border 0
set noxtics
set noytics
set nokey
set term post portrait  10
set size 1.0,0.707
set size square
plot  "test.txt" using 2:3 w lp lw 2 pt 1 ps 1,\
"cp.txt" using 1:2 w p pt 7 ps 1

#plot  "test.txt" using 2:3 w lp lw 2 ps 1.5,\
#"test.txt" using 4:5 w lp lt 1 lw 2 pt 1 ps 1.5,\
#"test.txt" using 6:7 w p lw 2 pt 2 ps 1.5,\
#"cp.txt" using 2:3 w p pt 7 ps 1