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							<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
	<title>Flot Examples: Error Bars</title>
	<link href="../examples.css" rel="stylesheet" type="text/css">
	<!--[if lte IE 8]><script language="javascript" type="text/javascript" src="../../excanvas.min.js"></script><![endif]-->
	<script language="javascript" type="text/javascript" src="../../jquery.js"></script>
	<script language="javascript" type="text/javascript" src="../../jquery.flot.js"></script>
	<script language="javascript" type="text/javascript" src="../../jquery.flot.errorbars.js"></script>
	<script language="javascript" type="text/javascript" src="../../jquery.flot.navigate.js"></script>
	<script type="text/javascript">

	$(function() {

		function drawArrow(ctx, x, y, radius){
			ctx.beginPath();
			ctx.moveTo(x + radius, y + radius);
			ctx.lineTo(x, y);
			ctx.lineTo(x - radius, y + radius);
			ctx.stroke();
		}

		function drawSemiCircle(ctx, x, y, radius){
			ctx.beginPath();
			ctx.arc(x, y, radius, 0, Math.PI, false);
			ctx.moveTo(x - radius, y);
			ctx.lineTo(x + radius, y);
			ctx.stroke();
		}

		var data1 = [
			[1,1,.5,.1,.3],
			[2,2,.3,.5,.2],
			[3,3,.9,.5,.2],
			[1.5,-.05,.5,.1,.3],
			[3.15,1.,.5,.1,.3],
			[2.5,-1.,.5,.1,.3]
		];

		var data1_points = {
			show: true,
			radius: 5,
			fillColor: "blue", 
			errorbars: "xy", 
			xerr: {show: true, asymmetric: true, upperCap: "-", lowerCap: "-"}, 
			yerr: {show: true, color: "red", upperCap: "-"}
		};

		var data2 = [
			[.7,3,.2,.4],
			[1.5,2.2,.3,.4],
			[2.3,1,.5,.2]
		];

		var data2_points = {
			show: true,
			radius: 5,
			errorbars: "y", 
			yerr: {show:true, asymmetric:true, upperCap: drawArrow, lowerCap: drawSemiCircle}
		};

		var data3 = [
			[1,2,.4],
			[2,0.5,.3],
			[2.7,2,.5]
		];

		var data3_points = {
			//do not show points
			radius: 0,
			errorbars: "y", 
			yerr: {show:true, upperCap: "-", lowerCap: "-", radius: 5}
		};

		var data4 = [
			[1.3, 1],
			[1.75, 2.5],
			[2.5, 0.5]
		];

		var data4_errors = [0.1, 0.4, 0.2];
		for (var i = 0; i < data4.length; i++) {
			data4_errors[i] = data4[i].concat(data4_errors[i])
		}

		var data = [
			{color: "blue", points: data1_points, data: data1, label: "data1"}, 
			{color: "red",  points: data2_points, data: data2, label: "data2"},
			{color: "green", lines: {show: true}, points: data3_points, data: data3, label: "data3"},
			// bars with errors
			{color: "orange", bars: {show: true, align: "center", barWidth: 0.25}, data: data4, label: "data4"},
			{color: "orange", points: data3_points, data: data4_errors}
		];

		$.plot($("#placeholder"), data , {
			legend: {
				position: "sw",
				show: true
			},
			series: {
				lines: {
					show: false
				}
			},
			xaxis: {
				min: 0.6,
				max: 3.1
			},
			yaxis: {
				min: 0,
				max: 3.5
			},
			zoom: {
				interactive: true
			},
			pan: {
				interactive: true
			}
		});

		// Add the Flot version string to the footer

		$("#footer").prepend("Flot " + $.plot.version + " &ndash; ");
	});

	</script>
</head>
<body>

	<div id="header">
		<h2>Error Bars</h2>
	</div>

	<div id="content">

		<div class="demo-container">
			<div id="placeholder" class="demo-placeholder"></div>
		</div>

		<p>With the errorbars plugin you can plot error bars to show standard deviation and other useful statistical properties.</p>

	</div>

	<div id="footer">
		Copyright &copy; 2007 - 2014 IOLA and Ole Laursen
	</div>

</body>
</html>