% This function removes all the spaces in the
% beginning and the end of an input string
function s_out = deblank2(s_in)
s_in = deblank(s_in);
if (isempty(s_in)) return; end;
for i = 0:length(s_in)-1
    temp(i+1) = s_in(length(s_in)-i);
end
temp = deblank(temp);
for i = 0:length(temp)-1
    s_out(i+1) = temp(length(temp)-i);
end