https://tradsong.org/wp-content/plugins/wp-visitors-widget/modules/js/front.js?ver=7.0.6

1jQuery(document).ready(function ($) {
2  var charts = [];
3
4  function findCharts() {
5    $(".random_prefix_val").each(function () {
6      var this_id = $(this).val();
7      if ($("#chart_div_" + this_id).length == 0) {
8        return;
9      }
10      charts.push({
11        json: $.parseJSON($("#graph_info_" + this_id).val()),
12        chart: document.getElementById("chart_div_" + this_id),
13      });
14    });
15  }
16
17  findCharts();
18
19  if (charts.length > 0) {
20    google.charts.load("current", { packages: ["corechart"] });
21    google.charts.setOnLoadCallback(drawChart);
22  }
23
24  function drawChart() {
25    $.each(charts, function (i, chart) {
26      var data = google.visualization.arrayToDataTable(chart.json);
27      var options = {
28        title: {
29          position: "none",
30        },
31        backgroundColor: {
32          fill: "transparent",
33        },
34        curveType: "function",
35        legend: {
36          position: "none",
37        },
38        hAxis: {
39          baselineColor: "transparent",
40          gridlineColor: "transparent",
41          textPosition: "none",
42        },
43        vAxis: {
44          baselineColor: "transparent",
45          gridlineColor: "transparent",
46          textPosition: "none",
47        },
48        chartArea: {
49          left: -100,
50          right: -50,
51          top: -50,
52          width: "100%",
53          height: "100",
54        },
55      };
56      var chart = new google.visualization.LineChart(chart.chart);
57      chart.draw(data, options);
58    });
59  }
60}); // global end