var chapter_list = new Array(
  ["Vol.01 Ch.001: Self-deceived Witch","v01/c001"],
  ["Vol.01 Ch.002: Help","v01/c002"],
  ["Vol.01 Ch.003: Witch Hunt","v01/c003"],
  ["Vol.01 Ch.004: Shadow of the Abyss","v01/c004"],
  ["Vol.02 Ch.005: The Red Thread","v02/c005"],
  ["Vol.02 Ch.006: Swift Fist","v02/c006"],
  ["Vol.02 Ch.007: The Second Witch","v02/c007"],
  ["Vol.02 Ch.008: Supporter of Commoners","v02/c008"],
  ["Vol.03 Ch.009: Station","v03/c009"],
  ["Vol.03 Ch.010: Evidence","v03/c010"],
  ["Vol.03 Ch.011: The Secret Garden","v03/c011"],
  ["Vol.03 Ch.012: Seal","v03/c012"],
  ["Vol.04 Ch.013: Power and Speed","v04/c013"],
  ["Vol.04 Ch.014: Dimensional Gallery","v04/c014"],
  ["Vol.04 Ch.015: Time Over","v04/c015"],
  ["Vol.04 Ch.016: Contract of Destruction","v04/c016"],
  ["Vol.05 Ch.017: The Witch Who Doesn't Exist","v05/c017"],
  ["Vol.05 Ch.018: Sun, Moon and Star","v05/c018"],
  ["Vol.05 Ch.019: Assassination","v05/c019"],
  ["Vol.05 Ch.020: What it Means to Become a King","v05/c020"],
  ["Vol.06 Ch.021: Dispatch","v06/c021"],
  ["Vol.06 Ch.022: The Key","v06/c022"],
  ["Vol.06 Ch.023: White Class","v06/c023"],
  ["Vol.06 Ch.024: Human's Intelligence","v06/c024"],
  ["Vol.07 Ch.025: Naraka","v07/c025"],
  ["Vol.07 Ch.026: The Right To Fight","v07/c026"],
  ["Vol.07 Ch.027: Traitor","v07/c027"],
  ["Vol.07 Ch.028: Reunion","v07/c028"],
  ["Vol.07 Ch.029: Things I didn't know","v07/c029"],
  ["Vol.07 Ch.030: Endless Roses","v07/c030"],
  ["Vol.07 Ch.031: Song of Moirae","v07/c031"],
  ["Vol.08 Ch.032: Let it Snow","v08/c032"],
  ["Vol.08 Ch.033: Condition","v08/c033"],
  ["Vol.08 Ch.034: Compatible Mana","v08/c034"],
  ["Vol.08 Ch.035: The 8th Rank Warrior God","v08/c035"],
  ["Vol.08 Ch.036: Sorella","v08/c036"],
  ["Vol.08 Ch.037: Knights of the Round Table","v08/c037"],
  ["Vol.08 Ch.038: Ambush of the Witches","v08/c038"],
  ["Vol.09 Ch.039: Dignity","v09/c039"],
  ["Vol.09 Ch.040: Power Difference","v09/c040"],
  ["Vol.09 Ch.041: Mana Supply","v09/c041"],
  ["Vol.09 Ch.042: Important Person","v09/c042"],
  ["Vol.09 Ch.043: Sealed Memory","v09/c043"],
  ["Vol.09 Ch.044: Choice","v09/c044"],
  ["Vol.09 Ch.045: Egg of the Beginning","v09/c045"],
  ["Vol.09 Ch.046: Tania Doberg","v09/c046"],
  ["Vol.10 Ch.047: Mistaken Truth","v10/c047"],
  ["Vol.10 Ch.048: Complete Dominance","v10/c048"],
  ["Vol.10 Ch.049: Return","v10/c049"],
  ["Vol.10 Ch.050: One's Desire","v10/c050"],
  ["Vol.10 Ch.051: Severance of Contract","v10/c051"],
  ["Vol.10 Ch.052: The King Who Vanished and the King Who Stayed","v10/c052"],
  ["Vol.11 Ch.053: Kaizer Fist","v11/c053"],
  ["Vol.11 Ch.054: Favor and Repayment","v11/c054"],
  ["Vol.11 Ch.055: Puppeteer of WHs","v11/c055"],
  ["Vol.11 Ch.056: Another Visul","v11/c056"],
  ["Vol.11 Ch.057: Earth's Blessing","v11/c057"],
  ["Vol.11 Ch.058: Deathmatch Between Brothers","v11/c058"],
  ["Vol.12 Ch.059","v12/c059"],
  ["Vol.12 Ch.060","v12/c060"],
  ["Vol.12 Ch.061: Assassin's Tears","v12/c061"],
  ["Vol.12 Ch.062","v12/c062"],
  ["Vol.12 Ch.063: Truth","v12/c063"],
  ["Vol.12 Ch.064","v12/c064"],
  ["Vol.12 Ch.065","v12/c065"],
  ["Vol.12 Ch.066","v12/c066"]
);

var total_chapters = 66;

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  document.getElementById('top_chapter_list').options[i] = new Option(chapter_list[i][0], chapter_list[i][1]);
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}
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;