var chapter_list = new Array(
  ["Vol.01 Ch.001: A Bolt from the Blue","v01/c001"],
  ["Vol.01 Ch.002: Troublesome Inheritance","v01/c002"],
  ["Vol.01 Ch.003: The Limit of the Lowest Depth","v01/c003"],
  ["Vol.01 Ch.004: The Bitter Sea","v01/c004"],
  ["Vol.01 Ch.005: Unforgettable Words","v01/c005"],
  ["Vol.01 Ch.006: Heavy Memories","v01/c006"],
  ["Vol.01 Ch.007: Unchoosable Choice","v01/c007"],
  ["Vol.01 Ch.008: Encounter with the Past","v01/c008"],
  ["Vol.02 Ch.009: The Remembered Face","v02/c009"],
  ["Vol.02 Ch.010: Clear Fog","v02/c010"],
  ["Vol.02 Ch.011: An Obstacle Appears","v02/c011"],
  ["Vol.02 Ch.012: Humiliating Contract","v02/c012"],
  ["Vol.02 Ch.013: A Terrible Beginning","v02/c013"],
  ["Vol.02 Ch.014: Overlapping Faces","v02/c014"],
  ["Vol.02 Ch.015: Why It's Impossible","v02/c015"],
  ["Vol.02 Ch.016: The Discovered Clue","v02/c016"],
  ["Vol.02 Ch.017: Broken Space","v02/c017"],
  ["Vol.02 Ch.018: An Impossible Experience","v02/c018"],
  ["Vol.03 Ch.019: The Stubborness of Small-timers","v03/c019"],
  ["Vol.03 Ch.020: The Job known as "Waiting"","v03/c020"],
  ["Vol.03 Ch.021: Sprouted Desire","v03/c021"],
  ["Vol.03 Ch.022: Understood Feelings","v03/c022"],
  ["Vol.03 Ch.023: Preparing the Trump Card","v03/c023"],
  ["Vol.03 Ch.024: Once in a Lifetime Moment","v03/c024"],
  ["Vol.03 Ch.025: Last-minute Strategy","v03/c025"],
  ["Vol.03 Ch.026: The Final Barrier","v03/c026"],
  ["Vol.03 Ch.027: At Last, the Curtain Falls","v03/c027"],
  ["Vol.03 Ch.028: An Uninvited Guest","v03/c028"],
  ["Vol.04 Ch.029: Another Troublesome Guy","v04/c029"],
  ["Vol.04 Ch.030: A Disgrace to all Men of the Sea","v04/c030"],
  ["Vol.04 Ch.031: The Special Eye","v04/c031"],
  ["Vol.04 Ch.032: Taking back his Pride","v04/c032"],
  ["Vol.04 Ch.033: Complicated Expectations","v04/c033"],
  ["Vol.04 Ch.034: Those Made to Dance","v04/c034"],
  ["Vol.04 Ch.035: Last Choice","v04/c035"],
  ["Vol.04 Ch.036: The Same Smell","v04/c036"],
  ["Vol.04 Ch.037: Sealed Past","v04/c037"],
  ["Vol.04 Ch.038: Remembered Reason","v04/c038"],
  ["Vol.05 Ch.039: Throbbing Scar","v05/c039"],
  ["Vol.05 Ch.040: Reopened Wound","v05/c040"],
  ["Vol.05 Ch.041: The Time Left","v05/c041"],
  ["Vol.05 Ch.042: Dragged Around by Emotions","v05/c042"],
  ["Vol.05 Ch.043: Understood Wish","v05/c043"],
  ["Vol.05 Ch.044: The Team Starts To Move","v05/c044"],
  ["Vol.05 Ch.045: The Approaching Threat","v05/c045"],
  ["Vol.05 Ch.046: The Approaching Threat","v05/c046"],
  ["Vol.05 Ch.047: Cross of Atonement","v05/c047"],
  ["Vol.05 Ch.048: Inside the Plane","v05/c048"],
  ["Vol.06 Ch.049: That Horrible Guy Again","v06/c049"],
  ["Vol.06 Ch.050: Unforgettable Name","v06/c050"],
  ["Vol.06 Ch.051: Sloppy Finish","v06/c051"],
  ["Vol.06 Ch.052: Perfect Follow-up","v06/c052"],
  ["Vol.06 Ch.053: He who Laughs Last","v06/c053"],
  ["Vol.06 Ch.054: The Start of a Very Long Day","v06/c054"],
  ["Vol.06 Ch.055: The Actors Line Up","v06/c055"],
  ["Vol.06 Ch.056: The Accurate Premonition","v06/c056"],
  ["Vol.06 Ch.057: The Countdown Begins","v06/c057"]
);

var total_chapters = 57;

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]);
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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;