var chap_array = new Array(
    ["17 - Loser's Answer",'17/01'],

    ["16 - Salty Cookies",'16/01'],

    ["15 - Man is the Archenemy for Man",'15/01'],

    ["14 - Ring Her Bell",'14/01'],

    ["13 - Cloudy After Sunny",'13/01'],

    ["12 - Scar Chain",'12/01'],

    ["11 - Past Time, Tight End",'11/01'],

    ["10 - big BAD bingo",'10/01'],

    ["9 - Liar Flower",'9/00-cover'],

    ["8 - Bloodthirsty Majesty",'8/01'],

    ["7 - Carnival Corpse",'7/01'],

    ["6",'6/01'],

    ["5 - Necro Macro",'5/01'],

    ["4 - Slayer's Slave",'4/01'],

    ["3 - Dying Happy Dog Race",'3/01'],

    ["2 - Rule of Rule",'2/01'],

    ["1 - Who Killed Cock Robin",'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]);
    }
}