+$Request ||= 'altgr/windows';
+my $mode = lc $Request;
+my $include = "keyboard/$mode.eng";
+
+my $info = eval { Data($include) } || {};
+warn "error in $include: ", @{$@} if ref $@;
+$mode = $info->{title} // $mode;
+
+my $showkeys //= !exists $get{keys} ? undef :
+ ($get{keys} ne '0' && ($get{keys} || 'always'));
+my @keystyle = (
+ '<!--[if lte IE 6]><style> .help dl.legend dt {margin:0 0 1px} </style><![endif]-->',
+ '<!--[if lte IE 7]><style> .help dl.legend dd {float:none} </style><![endif]-->',
+ !$showkeys ? '<style> .no {visibility:hidden} </style>' :
+ $showkeys eq 'ghost' ? '<style> .no, .alias {opacity:.5} </style>' : (),
+ '<script type="text/javascript" src="/keys.js?1.6" async></script>',
+);
+if ($Request =~ /^altgr/ and open my $cssinc, '<', 'keyboard/altgr.css') {
+ local $/;
+ my $data = readline $cssinc;
+ push @keystyle, "<style>\n$data</style>";
+}
+