 jsFrame = new JSFrame();

        const frame01Style = jsFrame.createPresetStyle('yosemite');
        const frame01 = jsFrame.createFrame(20, 40, 320, 220, frame01Style)//create frame (left,top,width,height)
            .setTitle("Window1")
            .setResizable(true)
            .setMovable(true);
        frame01.setHTML(`<div id="my_element" style="padding:10px;font-size:12px;color:darkgray;">Contents of window01</div>`);
        frame01.show();
        {
            const frame02Style = jsFrame.crea