function confirm_dialog(message, url) { if(confirm(message)) window.location = url; }

  function js_choose_dialog(message, js_yes, js_cancel)
  { if(confirm(message)) eval(js_yes);
    else eval(js_cancel);
  }

  function test_url(url)
  { window.open(url, '', 'width=800,height=500,scrollbars=1');
  }