+ <picture>
+% my ($hoff, $voff) = (60, 480);
+% SIZE: for (my $i = 0; $i < @imgsz; $i++) {
+% my $scale = $imgsz[$i];
+% last SIZE unless exists $vw{$scale};
+% my $scsz = $SIZE{$scale};
+% my $f = $scsz/$max;
+% my ($thiswd, $thisht) = map int, ($f*$wd + $hoff, $f*$ht + $voff);
+ <source srcset="<% $vw{$scale} |h %>"
+ media="(max-width: <% $thiswd %>px) or (max-height: <% $thisht %>px)">
+% }
+ <img src="<% "$IMGURL/$path" |hu %>">
+ </picture>