function fid=gm(fid,lb)
%%Usage: fid=gm(fid,lb)
%%Gaussian multiplication window function
%%Increases S/N, decreases resolution
	fid(:,2)=fid(:,2).*exp(-(lb.*fid(:,1)).^2);
	fid(:,3)=fid(:,3).*exp(-(lb.*fid(:,1)).^2);
end
