Highcharts Example Gazler

gistfile1.js

$(function () {

  new Highcharts.Chart({
    chart: { renderTo: 'session_duration_chart',
    type: 'line'

    },
   
    title: { text: 'Time Spent Online' },
    xAxis: { type: 'datetime' },
    yAxis: {
      title: { text: 'Hours' }
    },
    tooltip: {
      formatter: function () {
        return Highcharts.dateFormat("%B %e %Y", this.x) + ': ' + Highcharts.numberFormat(this.y, 0) + ' hours';
      }
    },    
    series: [
      <% { "Time" => Radacct.all_sessions_not_null }.each do |name, radacct_sessions| %>
    {
      
      name: "<%= name %>",
      pointInterval: <%= 1.day * 1000 %>,
      pointStart: <%= @date_range.weeks.ago.at_midnight.to_i * 1000 %>,
      data: <%= radacct_sessions_chart_series(radacct_sessions, @date_range.weeks.ago) %>
      
    },
    <% end %>]
  });
});