var chapter_list = new Array(
  ["Vol.00 Ch.001: Ebisu-san and Hotei-san Extras","v00/c001"],
  ["Vol.00 Ch.002: Ebisu-san and Hotei-san","v00/c002"],
  ["Vol.00 Ch.003: Sigh (extra from Secret Love collection)","v00/c003"],
  ["Vol.00 Ch.004: Secret Love (Ohtomo Megane collection)","v00/c004"],
  ["Vol.01 Ch.001: The Secret Recipe Chapter 1","v01/c001"],
  ["Vol.01 Ch.002: Love Fool","v01/c002"],
  ["Vol.01 Ch.003: Camel","v01/c003"],
  ["Vol.01 Ch.004: Koburiawase (Part A)","v01/c004"],
  ["Vol.01 Ch.005: Runner's High","v01/c005"],
  ["Vol.01 Ch.006: Ebisu-san and Hotei-san Chapter 1","v01/c006"],
  ["Vol.01 Ch.007: Sketch From the Heart","v01/c007"],
  ["Vol.01 Ch.008: A Passing Story","v01/c008"],
  ["Vol.02 Ch.001: The Secret Recipe Chapter 2","v02/c001"],
  ["Vol.02 Ch.002: Scent of Sweet (and Ochoufujin)","v02/c002"],
  ["Vol.02 Ch.003: Koburiawase (Part B)","v02/c003"],
  ["Vol.02 Ch.004: Ebisu-san and Hotei-san Chapter 2","v02/c004"],
  ["Vol.02 Ch.005: Pink","v02/c005"],
  ["Vol.03 Ch.001: The Secert Recipe Chapter 3","v03/c001"],
  ["Vol.03 Ch.002: Unbalance","v03/c002"],
  ["Vol.03 Ch.003: Ebisu-san and Hotei-san Chapter 3","v03/c003"],
  ["Vol.03 Ch.004: The Tale of the Wild Roses","v03/c004"],
  ["Vol.03 Ch.005: Romance","v03/c005"],
  ["Vol.04 Ch.001: The Secert Recipe Chapter 4","v04/c001"],
  ["Vol.04 Ch.002: Michi","v04/c002"],
  ["Vol.04 Ch.003: Ebisu-san and Hotei-san Chapter 4","v04/c003"],
  ["Vol.04 Ch.004: Memory Box","v04/c004"],
  ["Vol.04 Ch.005: My Duckling","v04/c005"],
  ["Vol.04 Ch.006: Girl's Ride Chapter 1","v04/c006"],
  ["Vol.04 Ch.007: Lover","v04/c007"],
  ["Vol.04 Ch.010: Hoshigawa Ginza Yonchume","v04/c010"],
  ["Vol.05 Ch.001: Ebisu-san and Hotei-san Chapter 5","v05/c001"],
  ["Vol.05 Ch.002: Asymmetry","v05/c002"],
  ["Vol.05 Ch.003: Secret Love","v05/c003"],
  ["Vol.05 Ch.004: Miss Onimaru's Love","v05/c004"],
  ["Vol.06 Ch.001: The Secret Recipe Chapter 5","v06/c001"],
  ["Vol.06 Ch.002: Scissors and Fingers","v06/c002"],
  ["Vol.06 Ch.003: Girl's Ride Chapter 2","v06/c003"],
  ["Vol.06 Ch.004: Darling * Darling Part A","v06/c004"],
  ["Vol.06 Ch.005: Massaging the Woman I Admire","v06/c005"],
  ["Vol.07 Ch.001: Darling * Darling Part B","v07/c001"],
  ["Vol.07 Ch.002: Girl's Ride Chapter 3","v07/c002"],
  ["Vol.09 Ch.001: Girl's Ride Chapter 4","v09/c001"]
);

var total_chapters = 42;

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;