function n = pickColor()
%PICKCOLOR chooses a color for a web button. 
%   Uses the epsilon-greedy strategy with epsilon = 0.1

c = {'Blue','Orange','Yellow'};         % button colors
filename = 'C:\Work\Bandit\myobj.mat';  % file path
if exist(filename,'file') == 2          % if file exists
    load(filename);                     % load banditTester from it
else                                    % if not
    banditTester = eGreedy(length(c));  % create a new object
end

n = banditTester.choose();              % get a choice

end

