function MakeFileName(DirectionStr)

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% Electromagnetic Finite-Difference Time-Domain %
% Version 1.20, Release 1                       %
%                                               %
%   (C) Copyright 2005                          %
%   Sharif University of Technology             %
%   School of Electrical Engineering            %
%   All Rights Reserved                         %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

global DefaultFileNamePrefix OutputFileName Counter

OutputFileName=sprintf('%s%s_%d',DefaultFileNamePrefix,DirectionStr,Counter);