var chap_array = new Array(
    ["10 - Face - Last Part",'10/01'],

    ["9 - Face - Middle Part",'9/01'],

    ["8 - Face - First Part",'8/01'],

    ["7 - A Song",'7/01-02'],

    ["6 - Pigeon House",'6/00'],

    ["5 - Room302",'5/01'],

    ["4 - Revenge",'4/01'],

    ["3 - Hero",'3/01'],

    ["2 - Connection",'2/01'],

    ["1 - Gain",'1/00']
);
for (var i=0; i<chap_array.length; i++) {
    document.getElementById('id_chapter_1').options[i] = new Option(chap_array[i][0],chap_array[i][1]);
    if (document.getElementById('id_chapter_2')) {
        document.getElementById('id_chapter_2').options[i] = new Option(chap_array[i][0],chap_array[i][1]);
    }
}