var chap_array = new Array(
["Athousandyearsofsnow 9 - 9th. Snow",'athousandyearsofsnow-9'],
["Athousandyearsofsnow 8 - 8th. Snow",'athousandyearsofsnow-8'],
["Athousandyearsofsnow 7 - 7th. Snow",'athousandyearsofsnow-7'],
["Athousandyearsofsnow 6 - 6th. Snow",'athousandyearsofsnow-6'],
["Athousandyearsofsnow 5 - 5th. Snow",'athousandyearsofsnow-5'],
["Athousandyearsofsnow 4 - 4th. Snow",'athousandyearsofsnow-4'],
["Athousandyearsofsnow 3 - 3rd. Snow",'athousandyearsofsnow-3'],
["Athousandyearsofsnow 2 - 2nd. Snow",'athousandyearsofsnow-2'],
["Athousandyearsofsnow 1 - 1st. Snow",'athousandyearsofsnow-1']);

for (var i=0; i<chap_array.length; i++) {
document.getElementById('chapter_select').options[i] = new Option(chap_array[i][0],chap_array[i][1]);
}