Highstock Demo Gallery - 52,000 points with data grouping

$(function() {

	$.getJSON('http://www.highcharts.com/samples/data/jsonp.php?filename=large-dataset.json&callback=?', function(data) {

		// Create a timer
		var start = + new Date();

		// Create the chart
		$('#container').highcharts('StockChart', {
		    chart: {
				events: {
					load: function(chart) {
						this.setTitle(null, {
							text: 'Built chart at '+ (new Date() - start) +'ms'
						});
					}
				},
				zoomType: 'x'
		    },

		    rangeSelector: {
		        buttons: [{
		            type: 'day',
		            count: 3,
		            text: '3d'
		        }, {
		            type: 'week',
		            count: 1,
		            text: '1w'
		        }, {
		            type: 'month',
		            count: 1,
		            text: '1m'
		        }, {
		            type: 'month',
		            count: 6,
		            text: '6m'
		        }, {
		            type: 'year',
		            count: 1,
		            text: '1y'
		        }, {
		            type: 'all',
		            text: 'All'
		        }],
		        selected: 3
		    },

			yAxis: {
				title: {
					text: 'Temperature (°C)'
				}
			},

		    title: {
				text: 'Hourly temperatures in Vik i Sogn, Norway, 2004-2010'
			},

			subtitle: {
				text: 'Built chart at...' // dummy text to reserve space for dynamic subtitle
			},

			series: [{
		        name: 'Temperature',
		        data: data,
		        pointStart: Date.UTC(2004, 3, 1),
		        pointInterval: 3600 * 1000,
		        tooltip: {
		        	valueDecimals: 1,
		        	valueSuffix: '°C'
		        }
		    }]

		});
	});
});

/**
 * Grid theme for Highcharts JS
 * @author Torstein Hønsi
 */

Highcharts.theme = {
   colors: ['#058DC7', '#50B432', '#ED561B', '#DDDF00', '#24CBE5', '#64E572', '#FF9655', '#FFF263', '#6AF9C4'],
   chart: {
      backgroundColor: {
         linearGradient: { x1: 0, y1: 0, x2: 1, y2: 1 },
         stops: [
            [0, 'rgb(255, 255, 255)'],
            [1, 'rgb(240, 240, 255)']
         ]
      },
      borderWidth: 2,
      plotBackgroundColor: 'rgba(255, 255, 255, .9)',
      plotShadow: true,
      plotBorderWidth: 1
   },
   title: {
      style: {
         color: '#000',
         font: 'bold 16px "Trebuchet MS", Verdana, sans-serif'
      }
   },
   subtitle: {
      style: {
         color: '#666666',
         font: 'bold 12px "Trebuchet MS", Verdana, sans-serif'
      }
   },
   xAxis: {
      gridLineWidth: 1,
      lineColor: '#000',
      tickColor: '#000',
      labels: {
         style: {
            color: '#000',
            font: '11px Trebuchet MS, Verdana, sans-serif'
         }
      },
      title: {
         style: {
            color: '#333',
            fontWeight: 'bold',
            fontSize: '12px',
            fontFamily: 'Trebuchet MS, Verdana, sans-serif'

         }
      }
   },
   yAxis: {
      minorTickInterval: 'auto',
      lineColor: '#000',
      lineWidth: 1,
      tickWidth: 1,
      tickColor: '#000',
      labels: {
         style: {
            color: '#000',
            font: '11px Trebuchet MS, Verdana, sans-serif'
         }
      },
      title: {
         style: {
            color: '#333',
            fontWeight: 'bold',
            fontSize: '12px',
            fontFamily: 'Trebuchet MS, Verdana, sans-serif'
         }
      }
   },
   legend: {
      itemStyle: {
         font: '9pt Trebuchet MS, Verdana, sans-serif',
         color: 'black'

      },
      itemHoverStyle: {
         color: '#039'
      },
      itemHiddenStyle: {
         color: 'gray'
      }
   },
   labels: {
      style: {
         color: '#99b'
      }
   },

   navigation: {
      buttonOptions: {
         theme: {
            stroke: '#CCCCCC'
         }
      }
   }
};

// Apply the theme
var highchartsOptions = Highcharts.setOptions(Highcharts.theme);