title: highcharts not refreshing chart when page refreshes
body: <p>i have created a highchart and data i took it from csv file.The chart is working good and plotting fine.But my problem is when the page refreshes it is not taking the latest value from the csv file.It still displays the old chart.when i close the browser and re-open the chart works fine.Please help me how to reset/redraw with updated value from csv
  Below is my code. This problem IE not in firefox</p>
  
  <blockquote>
    <p>var options = {
                      chart: {
                          renderTo: 'container',
                          defaultSeriesType: 'line',
                          marginRight: 130,
                            marginBottom: 25
                      },
                      title: {
                          text: 'Support Trending P1,P2 &amp; P3'
                      },
                      xAxis: {
                          categories: []
                      },</p>
  
  <pre><code>              yAxis: {
  
                    showLastLabel:true,
                    tickInterval:5,
                    title: {
                            text: ""
                    }
                    },
  
                series: []
            };
  
  
            $.get('../data/trending.txt', function(data) {
                // Split the lines
                var lines = data.split(';');
                $.each(lines, function(lineNo, line) {
                    var items = line.split(',');
  
                    // header line containes categories
                    if (lineNo == 0) {
                        $.each(items, function(itemNo, item) {
                            if (itemNo &gt; 0) options.xAxis.categories.push(item);
                        });
                    }
  
                    // the rest of the lines contain data with their name in the first position
                    else {
                        var series = {
                            data: []
                        };
                        $.each(items, function(itemNo, item) {
                            if (itemNo == 0) {
                                series.name = item;
                            } else {
                                series.data.push(parseFloat(item));
                            }
                        });
  
                        options.series.push(series);
  
                    }
  
                });
  
                var chart = new Highcharts.Chart(options);
            });
  
  
        });
  </code></pre>
    
    <blockquote>
      <p>Blockquote</p>
    </blockquote>
  </blockquote>