Highcharts Demo Gallery

// On document ready, call visualize on the datatable.
$(document).ready(function() {
	/**
	 * Visualize an HTML table using Highcharts. The top (horizontal) header
	 * is used for series names, and the left (vertical) header is used
	 * for category names. This function is based on jQuery.
	 * @param {Object} table The reference to the HTML table to visualize
	 * @param {Object} options Highcharts options
	 */
	Highcharts.visualize = function(table, options) {
		// the categories
		options.xAxis.categories = [];
		$('tbody th', table).each( function(i) {
			options.xAxis.categories.push(this.innerHTML);
		});

		// the data series
		options.series = [];
		$('tr', table).each( function(i) {
			var tr = this;
			$('th, td', tr).each( function(j) {
				if (j > 0) { // skip first column
					if (i == 0) { // get the name and init the series
						options.series[j - 1] = {
							name: this.innerHTML,
							data: []
						};
					} else { // add values
						options.series[j - 1].data.push(parseFloat(this.innerHTML));
					}
				}
			});
		});

		var chart = new Highcharts.Chart(options);
	}

	var table = document.getElementById('datatable'),
	options = {
		chart: {
			renderTo: 'container',
			type: 'column'
		},
		title: {
			text: 'Data extracted from a HTML table in the page'
		},
		xAxis: {
		},
		yAxis: {
			title: {
				text: 'Units'
			}
		},
		tooltip: {
			formatter: function() {
				return '<b>'+ this.series.name +'</b><br/>'+
					this.y +' '+ this.x.toLowerCase();
			}
		}
	};

	Highcharts.visualize(table, options);
});