if (ctx) {

var jsonData = $.ajax({
    url: 'http://hem.soderquist.nu/inc/temp_7days.php',
    dataType: 'json',
  }).done(function (data) {

    // Split timestamp and data into separate arrays
    //console.log(data);
    var data = [], label = [];

      ctx.height = 130;
      var myChart = new Chart(ctx, {
        type: 'line',
        data: {
          labels: label,
          type: 'line',
          datasets: [{
            data: data,
            label: 'Dataset',
            backgroundColor: 'rgba(255,255,255,.1)',
            borderColor: 'rgba(255,255,255,.55)',
          },]
        },
        options: {
          maintainAspectRatio: true,
          legend: {
            display: false
          },
          layout: {
            padding: {
              left: 0,
              right: 0,
              top: 0,
              bottom: 0
            }
          },
          responsive: true,
          scales: {
            xAxes: [{
              gridLines: {
                color: 'transparent',
                zeroLineColor: 'transparent'
              },
              ticks: {
                fontSize: 2,
                fontColor: 'transparent'
              }
            }],
            yAxes: [{
              display: false,
              ticks: {
                display: false,
              }
            }]
          },
          title: {
            display: false,
          },
          elements: {
            line: {
              borderWidth: 0
            },
            point: {
              radius: 0,
              hitRadius: 10,
              hoverRadius: 4
            }
          }
        }
      });
    });
}