var chap_array = new Array(
    ["9 - The Shape of Yours is Much Better!",'9/01'],

    ["8 - My Final Resting Place",'8/01'],

    ["7.5 - Intermission",'7.5/01'],

    ["7 - Your Clothes are Indecent",'7/01'],

    ["6 - You Don't Understand a Thing",'6/01'],

    ["5 - I Just Don't Understand at All",'5/01'],

    ["4 - A Bluff Called Death",'4/01'],

    ["3 - We Need Someone with Spirit!",'3/01'],

    ["2 - Believe in Yourself",'2/00'],

    ["1 - Head for the Surface",'1/01']
);
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]);
    }
}