function popup(foto,copyright){
var win = window.open('', 'popup', 'location=no,width=100,height=100');
with (win.document){
open();
writeln('');
writeln(' ');
writeln(' ');
writeln(' ' + copyright + '');
writeln(' ');
writeln(' ');
writeln(' 
');
writeln(' ');
writeln('');
close();
}
win.focus();
}