function addFav()
{
	if (navigator.appName != "Microsoft Internet Explorer")
	{
		window.sidebar.addPanel("BERK Nieruchomości", "http://www.berk.waw.pl/", "");
	}
	else
	{
		window.external.AddFavorite("http://www.berk.waw.pl/", "BERK Nieruchomości");
	}
}

function image(src, width, height)
{
	if (width == '' || height == '')
	{
		alert('Błędny rozmiar obrazka.');
		return false;
	}
	wleft = (screen.availWidth / 2) - (width / 2);
	wtop = (screen.availHeight / 2) - (height / 2);
	newwnd = window.open("image.php?img="+src, "foto", "width="+width+", height="+height+", innerWidth="+width+", innerHeight="+height+", left="+wleft+", top="+wtop);
	return newwnd;
}