function BigImage(nome,larga,alta)
{
zoom=window.open('','finestra','width='+larga+',height='+alta+',status=no,menubar=no,resizable=no,scrollbars=no');
with(zoom.document)
{
open();
writeln('Zoom');
writeln('');
writeln('
');
writeln('');
close();
}
}