< 14; i += 0.5) {
      sin.push([i, Math.sin(i)])
      cos.push([i, Math.cos(i)])
    }
    var line_data1 = {
      data : sin,
      color: '#3c8dbc'
    }
    var line_data2 = {
      data : cos,
      color: '#00c0ef'
    }
    $.plot('#line-chart', [line_data1, line_data2], {
      grid  : {
        hoverable  : true,
        borderColor: '#f3f3f3',
        borderWidth: 1,
        tickColor  : '#f3f3f3'
      },
      series: {
        shadowSize: 0,
        lines     : {
          show: true
       