_defs.xlabel="P, bar";
  make_mplot([
    {title: 'Select a plot...'},

    { title: '- Transverse spin waves, c_perp',
      ylabel: "c_perp, cm/s", xlabel: "T/Tc", ymax:2300,
      data: [
        { url: "data/he3_cperp&0:0.01:1&0",  ycol:2},
        { url: "data/he3_cperp&0:0.01:1&10", ycol:2},
        { url: "data/he3_cperp&0:0.01:1&20", ycol:2},
        { url: "data/he3_cperp&0:0.01:1&30", ycol:2},
        { text: " 0 bar", x: 0.01, y: 2210, color: "blue"},
        { text: "10 bar", x: 0.01, y: 1650, c