line_width = 1
n_surf = $gnuplot_n_surface$
array surf_title[n_surf]
$gnuplot_surface_names$

set grid
#set hidden3d

splot for [col=0:n_surf-1] '$gnuplot_dat_filename$' index col matrix with lines title surf_title[col+1] lw line_width

pause -1 "$gnuplot_close_msg$"

reset