$(document).ready(function () {
    chart = new Highcharts.StockChart({
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            renderTo: 'chart',
            type: 'line',
            animation: false,
            showAxes: true,
            height: 500
        },
        xAxis: {
            ordinal: false,
            type: 'datetime',
            showEmpty: true,
            gridLineWidth: 1,
            gridLineDashStyle: 'dot',
            ordinal: false
        },
        yAxis: {
            title: {text: 'Курс GBP, грн'},
            lineWidth: 3,
            gridLineWidth: 1,
            gridLineDashStyle: 'dash',
            ordinal: false
        },
        plotOptions: {
            series: {connectNulls: true, shadow: false},
            spline: {marker: {enabled: true}}
        },
        tooltip: {valueDecimals: 8, xDateFormat: '%d %b %Y', shared: true},
        series: [
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                name: 'Курс GBP',
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                tooltip: {valueSuffix: ' грн'},
                type: 'area',
                step: true,
                color: '#888888',
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                    stops: [[0, '#CCCCCC'], [1, 'rgba(50,50,50,0)']]
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                threshold: null
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                        {
                name: 'Среднее за период',
                data: [[1326758400000, 12.305321],[1326758400000, 12.305321],[1327017600000, 12.345178],[1327104000000, 12.361722],[1327190400000, 12.361722],[1327276800000, 12.361722],[1327363200000, 12.436858],[1327449600000, 12.448043],[1327536000000, 12.427618],[1327622400000, 12.532926],[1327708800000, 12.549992],[1327795200000, 12.549992],[1327881600000, 12.549992],[1327968000000, 12.532300]],
                tooltip: {valueSuffix: ' грн'},
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                color: '#0000CC',
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});