Google Charts in C# using Script

public void Display(DataView dataview)
    {
        string values = "";
        string url="https://www.google.com/jsapi";
        System.Text.StringBuilder javaScript = new System.Text.StringBuilder();
        javaScript.Append("<script type=\"text/javascript\" src="+url+"></script>");
        javaScript.Append("<script type=\"text/javascript\"> google.load(\"visualization\", \"1\", {packages:[\"corechart\"]});");
        javaScript.Append("google.setOnLoadCallback(drawChart); function drawChart() { var data = google.visualization.arrayToDataTable([ ['Date', 'WMins'],");

        for (int loopCount = 0; loopCount < dataview.Count; loopCount++)
        {
            values = values + "['" + dataview[loopCount][3].ToString() + "'," + Math.Round(float.Parse(dataview[loopCount][9].ToString())) + "],";
        }//where i initialize my data for google chart...
        values = values.Substring(0, values.Length - 1);
        javaScript.Append(values);
        javaScript.Append("]);");
        javaScript.Append("var options = {title: 'Productivity Performance',hAxis: { title: 'Date', titleTextStyle: { color: 'red'} }}; var chart = new google.visualization.ColumnChart(document.getElementById('chart_div')); chart.draw(data, options);}");
        javaScript.Append("</script>");

        Page.RegisterStartupScript("Graph", javaScript.ToString());     
        
    }