5 = [];
    for (var i = 0; i < 14; i += 0.5)
        d5.push([i, Math.sqrt(i)]);

    var d6 = [];
    for (var i = 0; i < 14; i += 0.5 + Math.random())
        d6.push([i, Math.sqrt(2*i + Math.sin(i) + 5)]);
                        
    $.plot($("#placeholder"), [
        {
            data: d1,
            lines: { show: true, fill: true }
        },
        {
            data: d2,
            bars: { show: true }
        },
        {
            data: d3,
            points: { show: t