arts/tree/master/samples/highcharts/demo/combo-multi-axes" target="_blank">this</a> Highcharts example.</p><hr>' + 
			'<p>Read more in the <a href="https://github.com/rwbl/domoticz-homeautomation-workbook" target="_blank">Domoticz Homeautomation Workbook</a> by rwbl.</p>');
	}
	
	// Load the document and refresh every 30 minutes
	$(document).ready(function(){
		// Create location dropdown list
		setLocationOptions("json.htm?type=devices&rid=");
		// Show the chart first
		updateChart();
		// Time