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'
		        }
		    }]

		});
	});
});

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

Highcharts.theme = {
   colors: ["#514F78", "#42A07B", "#9B5E4A", "#72727F", "#1F949A", "#82914E", "#86777F", "#42A07B"],
   chart: {
      className: 'skies',
      borderWidth: 0,
      plotShadow: true,
      plotBackgroundImage: '/demo/gfx/skies.jpg',
      plotBackgroundColor: {
         linearGradient: [0, 0, 250, 500],
         stops: [
            [0, 'rgba(255, 255, 255, 1)'],
            [1, 'rgba(255, 255, 255, 0)']
         ]
      },
      plotBorderWidth: 1
   },
   title: {
      style: {
         color: '#3E576F',
         font: '16px Lucida Grande, Lucida Sans Unicode, Verdana, Arial, Helvetica, sans-serif'
      }
   },
   subtitle: {
      style: {
         color: '#6D869F',
         font: '12px Lucida Grande, Lucida Sans Unicode, Verdana, Arial, Helvetica, sans-serif'
      }
   },
   xAxis: {
      gridLineWidth: 0,
      lineColor: '#C0D0E0',
      tickColor: '#C0D0E0',
      labels: {
         style: {
            color: '#666',
            fontWeight: 'bold'
         }
      },
      title: {
         style: {
            color: '#666',
            font: '12px Lucida Grande, Lucida Sans Unicode, Verdana, Arial, Helvetica, sans-serif'
         }
      }
   },
   yAxis: {
      alternateGridColor: 'rgba(255, 255, 255, .5)',
      lineColor: '#C0D0E0',
      tickColor: '#C0D0E0',
      tickWidth: 1,
      labels: {
         style: {
            color: '#666',
            fontWeight: 'bold'
         }
      },
      title: {
         style: {
            color: '#666',
            font: '12px Lucida Grande, Lucida Sans Unicode, Verdana, Arial, Helvetica, sans-serif'
         }
      }
   },
   legend: {
      itemStyle: {
         font: '9pt Trebuchet MS, Verdana, sans-serif',
         color: '#3E576F'
      },
      itemHoverStyle: {
         color: 'black'
      },
      itemHiddenStyle: {
         color: 'silver'
      }
   },
   labels: {
      style: {
         color: '#3E576F'
      }
   }
};

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