switch(widget) {
    case 'banner':
        widgetWidth = 468;
        widgetHeight = 60;
        break;
    case 'bigbox':
        widgetWidth = 300;
        widgetHeight = 250;
        break;
    case 'box':
        widgetWidth = 150;
        widgetHeight = 150;
        break;
}
widgetURL = 'http://scarlett.redflagdeals.com/widget/banner?utm_source=' + siteID + '&utm_medium=' + widgetWidth + 'pxwidget&widget=' + widget;
document.write('<iframe src="' + widgetURL + '" width="' + widgetWidth + '" height="' + widgetHeight + '" scrolling="no" frameborder="0" marginheight="0" marginwidth="0"></iframe>');