function drawcountryMap() {
    var options = {
        backgroundColor: 'none',
        defaultColor: '#3e3737'
    };
    $.ajax({
        url: base_url + 'GlobalPresence/getcountriesjson',
        dataType: "JSON"
    }).done(function(data) {
        var countryArray = [["Country"]];
        $.each(data.country, function() {
            var countryitem = [this.name];
            countryArray.push(countryitem);
        });
        var countryData = google.visualization.arrayToDataTable(countryArray);
        var chart = new google.visualization.GeoChart(document.getElementById('regions_div'));
        chart.draw(countryData, options);
    });
}
google.load('visualization', '1', {'packages': ['geochart']});
google.setOnLoadCallback(drawcountryMap);