function showImage(nazwa, tytul)
{
t = screen.height/2 - 200; l = screen.width/2 -250;
w = window.open('about:blank','zdjecie','top='+t+',left='+l+',width=500,height=400,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes');
d = w.document;
d.write(''+tytul+'
');
d.close();
}