Index: trunk/doc/design/03_drawing_imp.html
===================================================================
--- trunk/doc/design/03_drawing_imp.html	(revision 2074)
+++ trunk/doc/design/03_drawing_imp.html	(revision 2075)
@@ -142,7 +142,10 @@
 <tr><th colspan=2 bgcolor="#aaaaaa"> {imp3:19} the convention for centrally defined pens
 <tr><th> name           <th> usage
 <tr><td> sheet-decor    <td> default sheet decoration
-<tr><td> sheet-title    <td> default sheet title-box and out-of-band annotations
+<tr><td> titlebox-frame <td> used for lines of the box
+<tr><td> titlebox-fill  <td> background fill of the titlebox
+<tr><td> titlebox-big   <td> used for title text
+<tr><td> titlebox-small <td> used for other fields listed above
 <tr><td> wire           <td> default wire-net (wiring)
 <tr><td> bus            <td> default bus (wiring)
 <tr><td> terminal       <td> default terminal