Index: 03_drawing.html
===================================================================
--- 03_drawing.html	(revision 1947)
+++ 03_drawing.html	(revision 1948)
@@ -162,9 +162,9 @@
 
 <p><table border=1 cellspacing=0>
 <tr><th colspan=3 bgcolor="#aaaaaa"> {des3:81} common attributes
-<tr><th> attribute  <th> value          <th> description
-<tr><td> lock       <th> yes/no        <th> if yes, the object is locked (should not be selected or edited individually)
-<tr><td> floater    <th> yes/no        <th> if yes, bypass the "group lock"; non-floater objects are group-locked by default (can't be selected or edited individually) if they are part of a group other than sheet's direct
+<tr><th> attribute  <th> value         <th> description
+<tr><td> lock       <th> yes/no        <th> if yes, the object is locked (should not be selected or edited individually); if not present or value is invalid, defaults to <b>no</b>
+<tr><td> floater    <th> yes/no        <th> if yes, bypass the "group lock"; non-floater objects are group-locked by default (can't be selected or edited individually) if they are part of a group other than sheet's direct; if not present or value is invalid, defaults to <b>no</b>
 </table>