[
    {
        Id: 100,
        Type: "admin",
        Name: "LightSpeedJS Technologies",
        Description: "LightSpeedJS, LLC"
    },
    {
        Id: 200,
        Type: "superadmin",
        Name: "LightSpeedJS Technologies",
        Description: "LightSpeedJS"
    }
]

var myData = new Array(['U.S.A.', 1], ['Canada', 2] );

<script type="text/javascript">

$(document).ready(function () {

var myData = new Array();

    $.getJSON("http://.....", function (org_data) {
        $.each(org_data, function (key, val) {
            myData.push(val.Name);
            myData.push(parseInt(val.Id));
        });
        var myChart = new JSChart('graph', 'bar');
        myChart.setDataArray(myData);
        myChart.setTitle('Host distribution per macroareas');
        myChart.draw();
    });
});

</script>