Weekly update check only

    if (strcmp(cfg.GetValue('Check For Updates'),'on'))

        % If it has been a week since Homer checked for an update

        if (1)

%         if (datetime - cfg.GetValue('Last Checked For Update') > duration(168,0,0))

         if (datetime - cfg.GetValue('Last Checked For Update') > duration(168,0,0))

            url = 'http://bu.edu/neurophotonics/research/fnirs/homer3';

            promptFlag = false;