Added info from NEWS.

diff --git a/Documentation/user/advanced-notation.itely b/Documentation/user/advanced-notation.itely
index 30042de160cfef64d5687736533b5caca4519fc1..9220745507130c1f7aa81d707beffcbe0e4ec2fc 100644 (file)
--- a/Documentation/user/advanced-notation.itely
+++ b/Documentation/user/advanced-notation.itely
@@ -1051,6 +1051,19 @@ be added to that context.
 More information about adding and removing engravers can
 be found in @ref{Modifying context plug-ins}.
 
+Instrument names may be changed in the middle of a piece,
+
+@lilypond[quote,fragment,verbatim,ragged-right]
+\set Staff.instrumentName = "First"
+\set Staff.shortInstrumentName = "one"
+c1 c c c \break
+c1 c c c \break
+\set Staff.instrumentName = "Second"
+\set Staff.shortInstrumentName = "two"
+c1 c c c \break
+c1 c c c \break
+@end lilypond
+
 
 @seealso