[CSS21] Make sure anchors are also unique in the single-page version (PDF).

Author: bert-github

css21/bin/addhanch

@@ -93,10 +93,10 @@ sub addanchor {
 	$anchor = "$1$2$3";	# Only one of $1, $2, $3 will match.
 	$anchor1 = "#$anchor";
     } else {
-	$anchor = "q$seqno";	# Use simple sequence number
+	$anchor = "q$chapno.$seqno";	# Use simple sequence number
 	$anchor1 = "#$anchor";
     }
-    $anchor1 = "" if ($lvl == 1); # if H1, just go to the top of the page
+    # $anchor1 = "" if ($lvl == 1); # if H1, just go to the top of the page
 
     # Increment the count, reset higher level counts
     $counts[$lvl]++;