补写JS新年倒计时的代码,要求风格和已给出的相似。答: New Year Countdown var currentDate,thisHour,thisMinute,thisSecond,thisDate,thisMonth,thisYear;var newYear,nextYear,days,hours,minutes,secs;function NYClock(){ currentDate=new Date();document.clockfrm.dateNow.value = showDate(currentDate);document.clockfrm.timeNow.value = showTim...