function insert_widget ( w_format, w_icon, w_con_bg, w_bg, w_width, w_height, w_results, w_rid, w_css ) {
    w_format = typeof(w_format) != 'undefined' ? w_format : 1;
    w_icon = typeof(w_icon) != 'undefined' ? w_icon : 1;
    w_con_bg = typeof(w_con_bg) != 'undefined' ? w_con_bg : 'x1';
    w_bg = typeof(w_bg) != 'undefined' ? w_bg : 1;
    w_width = typeof(w_width) != 'undefined' ? w_width : 240;
    w_height = typeof(w_height) != 'undefined' ? w_height : 220;
    w_results = typeof(w_results) != 'undefined' ? w_results : 0;
    w_rid = typeof(w_rid) != 'undefined' ? w_rid : 0;
    w_css = typeof(w_css) != 'undefined' ? w_css : 0;
    var widget_html = '<iframe id="widget_iframe" name="widget_iframe" src="//www.reg.ru/informer/check_domains_widget?w_format='+w_format+'&w_icon='+w_icon+'&w_con_bg='+w_con_bg+'&w_bg='+w_bg+'&w_width='+w_width+'&w_height='+w_height+'&w_results='+w_results+'&w_rid='+w_rid+'&w_css='+w_css+'" style="border: 0pt none;" frameborder="no" scrolling="no" width="'+w_width+'" height="'+w_height+'" >Not supported.</iframe>';
    document.write(widget_html);
}