[css2] No longer outputs target anchors for uppercase, but only for lowercase.

--HG--
extra : convert_revision : svn%3A73dc7c4b-06e6-40f3-b4f7-9ed1dbc14bfc/trunk%402232

Author: bert-github

css2/bin/mkidx

@@ -69,7 +69,10 @@ foreach $e (@sorted) {
 	    #       work on non-alphanumeric!
 	    foreach (ord($prevletter)+1 .. ord($letter)) {
 		# Be careful about quotes and double quotes.
-		unless ($_ == 34 || $_ == 38 || $_ == 39) {
+	        # Also skip uppercase, since we have
+	        # sorted case-insensitively.
+		unless ($_ == 34 || $_ == 38 || $_ == 39
+			|| (ord('A') <= $_ && $_ <= ord('Z'))) {
 		    print OUTPUT "<a name=\"index-" . chr($_) . "\">&nbsp;</a>";
 		}
 	    }