(function () {
    var script = document.getElementById('highcharts-script');

    function addChart() {
        function parseData(completeHandler, chartOptions) {
	try {
		var dataOptions = {
  "seriesMapping": [
    {
      "x": 0
    }
  ],
  "columnTypes": [
    "string",
    "float"
  ],
  "csv": ",Remain lead\nAB,24\nC1,10\nC2,-20\nDE,-26"
};
		dataOptions.sort = true
		dataOptions.complete = completeHandler;
		Highcharts.data(dataOptions, chartOptions);
	} catch (error) {
		console.log(error);
		completeHandler(undefined);
	}
}
var shareUrl = 'https://cloud.highcharts.com/show/ubiwic';
var encodedUrl = encodeURIComponent(shareUrl);

        var template = {
            chart: {
                renderTo: 'highcharts-ubiwic'
            },
            navigation: {
                menuItemStyle: {
                    fontFamily: Highcharts.SVGRenderer.prototype.getStyle().fontFamily,
                    padding: '2px 10px'
                }
            },
            exporting: {
                buttons: {
                    contextButton: {
                        menuItems: [{
                            text: '<a href="https://www.facebook.com/sharer/sharer.php?u=' + encodedUrl + '" target="_blank">' +
                            'Share on Facebook</a>'
                        }, {
                            text: '<a href="https://plus.google.com/share?url=' + encodedUrl + '" target="_blank">' +
                            'Share on Google+</a>'
                        }, {
                            text: '<a href="https://twitter.com/share?url=' + encodedUrl + '&text=' + document.title + '" target="_blank">' +
                            'Share on Twitter</a>'
                        }, {
                            text: '<a href="http://www.linkedin.com/shareArticle?mini=true&url=' + encodedUrl + '" target="_blank">' +
                            'Share on LinkedIn</a>'
                        }, {
                            separator: true
                        }]
                            .concat(Highcharts.getOptions().exporting.buttons.contextButton.menuItems)
                            .concat([{
                                separator: true
                            }, {
                                text: '<a href="' + shareUrl.replace('/show/', '/charts/') + '" target="_blank">' + 'Edit chart</a>'
                            }, {
                                text: '<a href="/charts" target="_blank">' + 'Create chart</a>'
                            }])
                    }
                }
            }
        };
        var chartOptions = {
  "yAxis": {
    "title": {
      "text": null
    }
  },
  "exporting": {
    "enabled": false
  },
  "credits": {
    "text": "Source: YouGov",
    "href": "https://d25d2506sfb94s.cloudfront.net/cumulus_uploads/document/6dyqk54jeu/EU_160226_Prospect_Website.pdf"
  },
  "legend": {
    "enabled": false
  },
  "series": [
    {
      "color": "#003399",
      "index": 0,
      "negativeColor": "#ffcc00"
    }
  ],
  "subtitle": {
    "text": "Remain lead: Percentage points difference"
  },
  "title": {
    "text": "Lead of \"yes\" over \"no\" among different social classes"
  },
  "chart": {
    "type": "column"
  }
};
parseData(function (dataOptions) {
	// Merge series configs
	if (chartOptions.series && dataOptions) {
		Highcharts.each(chartOptions.series, function (series, i) {
			chartOptions.series[i] = Highcharts.merge(series, dataOptions.series[i]);
		});
	}
	var options = Highcharts.merge(dataOptions, chartOptions, template);
	var chart = new Highcharts['Chart'](options);
}, chartOptions);

    }

    // Load the Highcharts script if undefined, and add the chart
    if (typeof Highcharts !== 'undefined') {
        addChart();
    } else if (script) {
        script.deferredCharts.push(addChart);
    } else {
        script = document.createElement('script');
        script.id = 'highcharts-script';
        script.src = '//cloud.highcharts.com/resources/js/highstock-cloud-5.0.7.js';
        script.type = 'text/javascript';
        script.deferredCharts = [addChart];
        script.onload = function () {
            // Prevent double firing of event in IE9/IE10
            if (!script.chartsAdded) {
                script.chartsAdded = true;
                while(script.deferredCharts.length) {
                    script.deferredCharts.shift()();
                }
            }
        };
        script.onreadystatechange = function() {
            if (this.readyState == 'complete' || this.readyState == 'loaded') {
                script.onload();
            }
        };
        document.getElementsByTagName('head')[0].appendChild(script);
    }
}());