--- a/runtime/doc/mbyte.txt
+++ b/runtime/doc/mbyte.txt
@@ -1,4 +1,4 @@
-*mbyte.txt*     For Vim version 7.0aa.  Last change: 2005 Oct 14
+*mbyte.txt*     For Vim version 7.0aa.  Last change: 2006 Mar 05
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar et al.
@@ -1257,11 +1257,16 @@ Double-width characters are supported.  
 normal width and a space to fill the gap.  Note that the 'guifontset' option
 is no longer relevant in the GTK+ 2 GUI.
 
-Up to two combining characters can be used.  The combining character is drawn
-on top of the preceding character.  When editing text a composing character is
-mostly considered part of the preceding character.  For example "x" will
-delete a character and its following composing characters by default.  If the
-'delcombine' option is on, then pressing 'x' will delete the combining
+					*mbyte-combining* *mbyte-composing*
+A composing or combining character is used to change the meaning of the
+character before it.  The combining characters are drawn on top of the
+preceding character.  
+Up to two combining characters can be used by default.  This can be changed
+with the 'maxcombine' option.
+When editing text a composing character is mostly considered part of the
+preceding character.  For example "x" will delete a character and its
+following composing characters by default.
+If the 'delcombine' option is on, then pressing 'x' will delete the combining
 characters, one at a time, then the base character.  But when inserting, you
 type the first character and the following composing characters separately,
 after which they will be joined.  The "r" command will not allow you to type a