document.write("<div id='snvizc7ae1f9e' style='width:550px; height:200px;'><center><p/><p/>Loading data ...</center></div>");
google.load('visualization', '1', {'packages':['annotatedtimeline']});
google.setOnLoadCallback(drawChartc7ae1f9e);

function drawChartc7ae1f9e() {
	var url = 'http://sensor.network.com/rest/resources/../sqldatasource?datastreamId=1837';
	var query = new google.visualization.Query(url);
	query.setQuery('select sampleTime, `External_Temperature`where (sampleTime >= 0) order by sampleTime');
	query.send(handleQueryResponsec7ae1f9e);
}

function handleQueryResponsec7ae1f9e(response) {
	if (response.isError()) {
		alert('Error in query: ' + response.getMessage() + ' ' + response.getDetailedMessage());
		return;
	}
	var data = response.getDataTable();
	var chart = new google.visualization.AnnotatedTimeLine(document.getElementById('snvizc7ae1f9e'));
	chart.draw(data, {displayAnnotations: true});
}