diff --git a/crqad.m b/crqad.m
index 73f9e439cb1d260501a93cd15341ea74f17ffcb1..098302d09df19f42d1970111b341c8f015332a68 100644
--- a/crqad.m
+++ b/crqad.m
@@ -63,7 +63,11 @@ function out=crqad(varargin)
 %    Nonlinear analysis of bivariate data with cross recurrence plots,
 %    Phys. Lett. A, 302, 2002.
 
-% Copyright (c) 2002-2007 by AMRON
+% Copyright (c) 2008-2009
+% Norbert Marwan, Potsdam Institute for Climate Impact Research, Germany
+% http://www.pik-potsdam.de
+%
+% Copyright (c) 2002-2008
 % Norbert Marwan, Potsdam University, Germany
 % http://www.agnld.uni-potsdam.de
 %
@@ -71,6 +75,9 @@ function out=crqad(varargin)
 % $Revision$
 %
 % $Log$
+% Revision 2.8  2007/07/18 17:18:44  marwan
+% integer values in the arguments supported
+%
 % Revision 2.7  2007/05/15 17:33:13  marwan
 % new neighbourhood criterion: fixed RR
 %
@@ -304,7 +311,7 @@ if nargout, XCF=xcf(x1,x2,w,1); end
 if ~nargout
 subplot(2,2,1)
 clim=1;
-xcf(x1,x2,w)
+xcf(x1(:,1),x2(:,1),w)
 set(gca,'fonta','i')
 xlabel('Lag'), axis([-w w -clim clim])
 ylabel('Cross Correlation')