--- a/doc/interpreter/func.txi	Sun May 17 21:34:54 2009 +0200
+++ b/doc/interpreter/func.txi	Sun May 17 12:18:06 2009 -0700
@@ -249,9 +249,11 @@
 functions that return multiple values is
 
 @example
+@group
 function [@var{ret-list}] = @var{name} (@var{arg-list})
   @var{body}
 endfunction
+@end group
 @end example
 
 @noindent
@@ -302,10 +304,12 @@
 example, calling the function
 
 @example
+@group
 function [x, y, z] = f ()
   x = 1;
   z = 2;
 endfunction
+@end group
 @end example
 
 @noindent
@@ -319,11 +323,13 @@
 produces:
 
 @example
+@group
 a = 1
 
 b = [](0x0)
 
 c = 2
+@end group
 @end example
 
 @noindent
@@ -346,8 +352,10 @@
 of all its input arguments.  For example,
 
 @example
+@group
 a = smallest (1, 2, 3);
 b = smallest (1, 2, 3, 4);
+@end group
 @end example
 
 @noindent
@@ -355,9 +363,11 @@
 the @code{smallest} function is
 
 @example
+@group
 function val = smallest (arg1, arg2, arg3, arg4, arg5)
   @var{body}
 endfunction
+@end group
 @end example
 
 @noindent
@@ -371,9 +381,11 @@
 looks like this
 
 @example
+@group
 function val = smallest (varargin)
   @var{body}
 endfunction
+@end group
 @end example
 
 @noindent
@@ -384,9 +396,11 @@
 like this
 
 @example
+@group
 function val = smallest (varargin)
   val = min ([varargin@{:@}]);
 endfunction
+@end group
 @end example
 
 @noindent
@@ -398,12 +412,14 @@
 can be defined like this
 
 @example
+@group
 function print_arguments (varargin)
   for i = 1:length (varargin)
     printf ("Input argument %d: ", i);
     disp (varargin@{i@});
   endfor
 endfunction
+@end group
 @end example
 
 @noindent
@@ -436,11 +452,13 @@
 1, the second to 2, and so on.
 
 @example
+@group
 function varargout = one_to_n ()
   for i = 1:nargout
     varargout@{i@} = i;
   endfor
 endfunction
+@end group
 @end example
 
 @noindent
@@ -519,9 +537,11 @@
 value to the argument like this
 
 @example
+@group
 function @var{name} (@var{arg1} = @var{val1}, @dots{})
   @var{body}
 endfunction
+@end group
 @end example
 
 @noindent
@@ -531,9 +551,11 @@
 As an example, the following function implements a variant of the classic
 ``Hello, World'' program.
 @example
+@group
 function hello (who = "World")
   printf ("Hello, %s!\n", who);
 endfunction
+@end group
 @end example
 
 @noindent
@@ -583,7 +605,7 @@
 searches a list of directories (the @dfn{path}) for files ending in
 @file{.m} that have the same base name as the undefined
 identifier.@footnote{The @samp{.m} suffix was chosen for compatibility
-with @sc{Matlab}.}  Once Octave finds a file with a name that matches,
+with @sc{matlab}.}  Once Octave finds a file with a name that matches,
 the contents of the file are read.  If it defines a @emph{single}
 function, it is compiled and executed.  @xref{Script Files}, for more
 information about how you can define more than one function in a single
@@ -759,7 +781,7 @@
 
 @noindent
 which aliases the user-defined function @code{spsin} to @code{sin}, but only for real sparse
-matrices.  Note that the builtin @code{sin} already  correctly treats
+matrices.  Note that the builtin @code{sin} already correctly treats
 sparse matrices and so this example is only illustrative.
 
 @DOCSTRING(dispatch)
@@ -1051,9 +1073,11 @@
 @code{fsolve}.  For example
 
 @example
+@group
 f = @@sin;
 quad (f, 0, pi)
     @result{} 2
+@end group
 @end example
 
 You may use @code{feval} to call a function using function handle, or
@@ -1062,11 +1086,13 @@
 @samp{()}.  For example
 
 @example
+@group
 f = @@sin;
 feval (f, pi/4)
     @result{} 0.70711
 f (pi/4)
     @result{} 0.70711
+@end group
 @end example
 
 @DOCSTRING(functions)
@@ -1092,9 +1118,11 @@
 example,
 
 @example
+@group
 f = @@(x) x.^2;
 quad (f, 0, 10)
     @result{} 333.33
+@end group
 @end example
 
 @noindent
@@ -1102,18 +1130,22 @@
 passes it to @code{quad},
 
 @example
+@group
 quad (@@(x) sin (x), 0, pi)
     @result{} 2
+@end group
 @end example
 
 @noindent
 wraps another function, and
 
 @example
+@group
 a = 1;
 b = 2;
 quad (@@(x) betainc (x, a, b), 0, 0.4)
     @result{} 0.13867
+@end group
 @end example
 
 @noindent