function beforeGeneration(chart, icsc) {  
    var chartType = icsc.getExternalContext().getScriptable().getParameterValue("chartType");
    chartType = chartType;
    if (chartType != "" && chartType != null && chartType != "null") {
            chart.setType(chartType);
    }
    frame = new JFrame("chartType：111" + chart.getType() + "111");
    frame.setBounds(310, 220, 400, 20);
    frame.show();
}