Basic Flotr Example

HTML

<script src="https://raw.github.com/HumbleSoftware/Flotr2/master/flotr2.min.js"></script>
<link rel="stylesheet" href="https://raw.github.com/HumbleSoftware/Flotr2/master/examples/examples.css">
<div id="example"></div>

CSS

#example {
    margin-top: 20px;
    width: 480px;
    height: 360px;
}

JavaScript

(function basic(container) {

  var
    d1 = [[0, 33], [4, 8], [8, 5], [9, 13]], // First data series
    d2 = [],                                // Second data series
    i, graph;

  // Generate first data set
  for (i = 0; i < 14; i += 0.5) {
    d2.push([i, Math.sin(i)]);
  }

  // Draw Graph
  graph = Flotr.draw(container, [
      {
        lines : {
          show : true
        },
        data : d1
      },
      {
        lines : {
          show : true,
          steps : true
        },
        data : d2
      }
    ], {
    xaxis: {
      minorTickFreq: 4
    }, 
    yaxis: {
      autoscale: true
    },
    grid: {
      minorVerticalLines: true
    },
    mouse : {
      track : true,
      relative : true
    }
  });

})(document.getElementById("example"));