hi..i just want to create google chart using dynamic data .. how to do this..????



function drawVisualization() {
var wrapper = new google.visualization.ChartWrapper({
chartType: 'ColumnChart',
dataTable: [['', 'Germany', 'USA', 'Brazil', 'Canada', 'France', 'RU'],
['', 700, 300, 400, 500, 600, 800]],
options: {'title': 'Countries'},
containerId: 'visualization'
});
wrapper.draw();
}

​here how can i replace with dynamic data