Some fun with Gnuplot: plotting $VELT (Velti) eod price with momentum visualisation. Nothing to see here...
gnuplot> plot 'tmp' using 3 with boxes linecolor rgb "#000333" fill solid,
'tmp' using 2 with boxes linecolor rgb "#336699",
'tmp' using 1 with points lt 1 linecolor rgb "#99ccff",
'ts.dat' with lines lw 3 linecolor rgb "white"
gnuplot> plot 'tmp' using 3 with boxes fill solid lt 3,
'tmp' using 2 with boxes fill solid lt 2,
'tmp' using 1 with boxes fill solid lt 1,
'ts.dat' with lines lw 3 linecolor rgb "white"