--- a/scripts/gui/questdlg.m	Tue Jan 20 09:55:41 2015 -0500
+++ b/scripts/gui/questdlg.m	Tue Jan 20 10:24:46 2015 -0500
@@ -32,7 +32,7 @@
 ## line.  The optional @var{title} (character string) can be used to
 ## decorate the dialog caption.
 ##
-## The string @var{default} identifies the default button, 
+## The string @var{default} identifies the default button,
 ## which is activated by pressing the @key{ENTER} key.
 ## It must match one of the strings given in @var{btn1}, @var{btn2}, or
 ## @var{btn3}.
@@ -41,7 +41,7 @@
 ## the default captions @qcode{"Yes"}, @qcode{"No"}, and @qcode{"Cancel"} are
 ## used.
 ##
-## If only two button captions, @var{btn1} and @var{btn2}, are specified 
+## If only two button captions, @var{btn1} and @var{btn2}, are specified
 ## the dialog will have only these two buttons.
 ##
 ## @seealso{errordlg, helpdlg, inputdlg, listdlg, warndlg}
@@ -52,7 +52,7 @@
   if (nargin < 1 || nargin > 6)
     print_usage ();
   endif
-  
+
   if (! ischar (msg))
     if (iscell (msg))
       msg = sprintf ("%s\n", msg{:});