function HawaiiTime(){
  wTime = new Date();
  wtHour = wTime.getUTCHours();
  wtMinutes = wTime.getUTCMinutes();
  wtSecond = wTime.getUTCSeconds();
  if(wtMinutes<10) wtMinutes = "0" + wtMinutes;
  if(wtSecond<10) wtSecond = "0" + wtSecond;
  TokyoHour = wtHour+9;
  if(TokyoHour>23) TokyoHour = TokyoHour-24;
  if(TokyoHour<10) TokyoHour = "0" + TokyoHour;
  
  HonoluluHour = wtHour-10;
  if(HonoluluHour<0) HonoluluHour = HonoluluHour+24;
  if(HonoluluHour<10) HonoluluHour = "0" + HonoluluHour;
  
  document.HawaiiTime.Honolulu.value = HonoluluHour+"："+wtMinutes;
  setTimeout('HawaiiTime()',1000);
  window.document.onload=HawaiiTime;
}