function main(varargin)
anywave('init', varargin);
% change the color of channel A1
cfg.labels = {'A1'};
cfg.color = '#008800'; % green
anywave('change_sig_prop', cfg);
% change filters and colors for several channels
cfg.labels = {'A1', 'A4', 'A5'};
cfg.color = '#001199';
cfg.hp = 1;
cfg.lp = 80;
anywave('change_sig_prop', cfg);
end