function Preferiti(url,title)
{
	var bookmarkurl=url
	var bookmarktitle=title
	if (document.all)
		window.external.AddFavorite(bookmarkurl,bookmarktitle)
}

function OpenWindow( url, title, w, h, scroll ) 
{
	if (scroll)
		var scroll_value = 'yes';
	else
		var scroll_value = 'no';
		
	var winl = (screen.width - w) / 2;
    var wint = (screen.height - h) / 2;
    winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars='+scroll_value+',resizable=yes,copyhistory=no';
	win = window.open(url, title, winprops);
	if(win.focus) { win.focus(); }	
}