diff --git a/histn.m b/histn.m
index 31ba8b27d839ac7ddd2a8b6f8167c87ae2aff596..8509d5b4b153177af96684a32f82830e9bee91aa 100644
--- a/histn.m
+++ b/histn.m
@@ -28,7 +28,7 @@ function varargout=histn(varargin)
 %
 %    See also HIST, HIST2, BAR3, MI.
 
-% Copyright (c) 2002-2003
+% Copyright (c) 2002-2007
 % Andre Sitz, Norbert Marwan, Potsdam University, Germany
 % http://www.agnld.uni-potsdam.de
 %
@@ -36,6 +36,9 @@ function varargout=histn(varargin)
 % $Revision$
 %
 % $Log$
+% Revision 1.10  2006/10/24 14:16:16  marwan
+% minor change: sigma in title line of RP shown only for normalised data
+%
 % Revision 1.9  2004/11/10 07:05:37  marwan
 % initial import
 %
@@ -117,8 +120,8 @@ end
 for k=1:m;
     minX = repmat(min(x{k}(1:sm_length,:)),length(x{k}(1:sm_length,:)),1);
     rangeX = repmat(max(x{k}(1:sm_length,:)-repmat(min(x{k}(1:sm_length,:)),length(x{k}(1:sm_length,:)),1)),length(x{k}(1:sm_length,:)),1);
-    x1(k)={(x{k}(1:sm_length,:) - minX) ./ rangeX - eps};
-if m>1 & sm_length/(m-1)<=lag, lag=floor(sm_length/(m-1))-1; warning(['Lag is too large. Using ',num2str(lag),' instead.']), end
+    x1(k) = {(x{k}(1:sm_length,:) - minX) ./ rangeX - eps};
+    if m>1 & sm_length/(m-1) <= lag, lag = floor(sm_length / (m-1)) - 1; warning(['Lag is too large. Using ',num2str(lag),' instead.']), end
 end
 
 temp=0; kl=0;