function bookmark() {

	var url = "http://www.mobilnegierki.pl/?source=fav";
	var title = "MobilneGierki.pl - Gry Java";

	if (window.sidebar) {

		window.sidebar.addPanel(title, url,"");

	} else if( window.external ) {

		window.external.AddFavorite(url, title);

	} else if(window.opera && window.print) {

		obj.rel = 'sidebar';
		return true;
	}


} 

function select_url(url) {

   var go_to_url = url.options[url.selectedIndex].value;
   window.top.location.href = go_to_url;

}