var chap_array = new Array(
    ["14 - Town of Parady",'14/01'],

    ["13 - The Dragon of MAR Heaven",'13/01'],

    ["12 - An Ancient Family",'12/01'],

    ["11 - Guardian of Antiquity",'11/01'],

    ["10 - Babbo's Magic Stone",'10/01'],

    ["9 - Theif of Luberia",'9/01'],

    ["8 - Babbo's Memory",'8/01'],

    ["7 - Inga's Fate",'7/01'],

    ["6 - Unwetter's Envoy",'6/00'],

    ["5 - Kai's Power",'5/01'],

    ["4 - Kaldea's Legend",'4/01'],

    ["3 - Fake ARM",'3/01'],

    ["2 - The Heroic Guardian",'2/01'],

    ["1 - The Legendary ARM",'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]);
    }
}