var chapter_list = new Array(
  ["Vol.01 Ch.001: My way of life","v01/c001"],
  ["Vol.01 Ch.002: Boy meets girl","v01/c002"],
  ["Vol.01 Ch.003: How in the world!","v01/c003"],
  ["Vol.01 Ch.004: Coward","v01/c004"],
  ["Vol.01 Ch.005: Toubled Shingi","v01/c005"],
  ["Vol.01 Ch.006: Should I protect her or not?","v01/c006"],
  ["Vol.02 Ch.007: What did I do...","v02/c007"],
  ["Vol.02 Ch.008: Troubled Youth","v02/c008"],
  ["Vol.02 Ch.009: Emergency, Kang Shingi","v02/c009"],
  ["Vol.02 Ch.010: Go until the end!","v02/c010"],
  ["Vol.02 Ch.011: Goddess of Ipchae Tech High","v02/c011"],
  ["Vol.02 Ch.012: Fluttering Skirt","v02/c012"],
  ["Vol.03 Ch.013: Trouble! Discovered! Run!","v03/c013"],
  ["Vol.03 Ch.014: Thrown away Trash, Collected Resources","v03/c014"],
  ["Vol.03 Ch.015: Shingi's Day of Peace?","v03/c015"],
  ["Vol.03 Ch.016: Who's Michael?","v03/c016"],
  ["Vol.03 Ch.017: Beauties and the Perverts","v03/c017"],
  ["Vol.03 Ch.018: Man of Night Life","v03/c018"],
  ["Vol.03 Ch.019: Horror of a Rainy Day","v03/c019"],
  ["Vol.03 Ch.020: Delivery Will Continue","v03/c020"],
  ["Vol.04 Ch.021: Crazy in the Night","v04/c021"],
  ["Vol.04 Ch.022: Mourning In The Basement","v04/c022"],
  ["Vol.04 Ch.023: You're My Destiny","v04/c023"],
  ["Vol.04 Ch.024: Little Girl, Wake Up From Your Dream!","v04/c024"],
  ["Vol.04 Ch.025: Prelude To Love And Vengeance","v04/c025"],
  ["Vol.04 Ch.026: Hot! Hot! Hot!","v04/c026"],
  ["Vol.04 Ch.027: Getting Out of Habit Just Might Kill You","v04/c027"],
  ["Vol.05 Ch.028: Before the Storm","v05/c028"],
  ["Vol.05 Ch.029: Side Story","v05/c029"],
  ["Vol.05 Ch.030: Approaching Nightmares","v05/c030"],
  ["Vol.05 Ch.031: Love in the Rain","v05/c031"],
  ["Vol.05 Ch.032: Between Strong and Weak","v05/c032"],
  ["Vol.05 Ch.033: Stay Strong, Dduckchil!","v05/c033"],
  ["Vol.05 Ch.034: D-Day","v05/c034"],
  ["Vol.05 Ch.035: Shattering Reality","v05/c035"],
  ["Vol.06 Ch.036: True Woman","v06/c036"],
  ["Vol.06 Ch.037: Approaching Darkness","v06/c037"],
  ["Vol.06 Ch.038: Transfer Student Jang-hyun","v06/c038"],
  ["Vol.06 Ch.039: Good Boy","v06/c039"],
  ["Vol.06 Ch.040: Start of Temptation","v06/c040"],
  ["Vol.06 Ch.041: Crumbled Dignity","v06/c041"],
  ["Vol.06 Ch.042: Trap","v06/c042"],
  ["Vol.06 Ch.043: Falling Down The Cliff!","v06/c043"],
  ["Vol.06 Ch.044: Niki Gangsters","v06/c044"],
  ["Vol.07 Ch.045: Father's Advice","v07/c045"],
  ["Vol.07 Ch.046: Shin-Gi - Michael Union","v07/c046"],
  ["Vol.07 Ch.047: Ultimate Stalking","v07/c047"],
  ["Vol.07 Ch.048: Jang Hyun's Nightmare","v07/c048"],
  ["Vol.07 Ch.049: Uncovered Shin-gi?","v07/c049"],
  ["Vol.07 Ch.050: Two Retested","v07/c050"],
  ["Vol.07 Ch.051: Disappeared Um Seung-hui","v07/c051"],
  ["Vol.07 Ch.052: Unfair Challenge","v07/c052"],
  ["Vol.07 Ch.053: Jang Hyun's Revenge","v07/c053"],
  ["Vol.08 Ch.054: Ddukchil Collapses!","v08/c054"],
  ["Vol.08 Ch.055: Kang Shin-gi vs Niki","v08/c055"],
  ["Vol.08 Ch.056: Niki's Identity","v08/c056"],
  ["Vol.08 Ch.057: Kang Shingi, Utterly Destroyed","v08/c057"],
  ["Vol.08 Ch.058: In 3 days...","v08/c058"],
  ["Vol.08 Ch.059: D-DAY","v08/c059"]
);

var total_chapters = 59;

for (var i = 0; i < chapter_list.length; i++) {
  document.getElementById('top_chapter_list').options[i] = new Option(chapter_list[i][0], chapter_list[i][1]);
  document.getElementById('bottom_chapter_list').options[i] = new Option(chapter_list[i][0], chapter_list[i][1]);
}
document.getElementById('top_chapter_list').value=current_chapter;
document.getElementById('bottom_chapter_list').value=current_chapter;
var current_chapter_index = document.getElementById('top_chapter_list').selectedIndex;