function build_demo()
    field_list = {'Demofield','TUE_field','ASML_field'};
    choice = listdlg('liststring', field_list, 'OKString', 'Build', 'InitialValue', [1 2]);
    
    try
        set_demo_global_par on;
        set_demo_tuning;
        for c = 1:length(choice)
            selectfield(-1, strcat('global_par_', field_list{choice(c)}, '.h'));
            if strcmp(field_list{choice(c)},'ASML_field'),
                selectgoal('goal_par_ASML_goal.h');
            else
                selectgoal('goal_par_BREDE_goal.h');
            end
            make_all_install;
            build_all demo;
            copy_exe(field_list{choice(c)});
        end
    catch exception
        exception
        exception.message
    end
    set_demo_global_par off;
end