//系统当前时间
function DisplayCurrentTime(iWeek){
  var day="";
  var month="";
  var ampm="";
  var ampmhour="";
  var myweekday="";
  var year="";
  mydate=new Date();
  myweekday=mydate.getDay();
  mymonth=mydate.getMonth()+1;
  myday= mydate.getDate();
  myyear= mydate.getYear();
  year=(myyear > 200) ? myyear : 1900 + myyear;
  if(myweekday == 0)
  weekday=" 星期日 ";
  else if(myweekday == 1)
  weekday=" 星期一 ";
  else if(myweekday == 2)
  weekday=" 星期二 ";
  else if(myweekday == 3)
  weekday=" 星期三 ";
  else if(myweekday == 4)
  weekday=" 星期四 ";
  else if(myweekday == 5)
  weekday=" 星期五 ";
  else if(myweekday == 6)
  weekday=" 星期六 ";
  if(iWeek==1)
  return(year+"年"+mymonth+"月"+myday+"日 "+weekday);
  else
  return(year+"年"+mymonth+"月"+myday+"日");
}

//日期倒计时
function CountDown(sDate){                                 //sDate是年-月-日格式
  var aDate,oDate1,oDate2,iDays;
  aDate=new Date();
  iDays=aDate.getFullYear()+"-"+(aDate.getMonth()+1)+"-"+aDate.getDate();
  aDate=sDate.split("-");
  oDate1=new Date(aDate[1]+'-'+aDate[2]+'-'+aDate[0]);     //转换为月-日-年格式
  aDate=iDays.split("-");
  oDate2=new Date(aDate[1] + '-'+aDate[2]+'-'+aDate[0]);
  iDays=parseInt(Math.abs(oDate1-oDate2)/1000/60/60/24);   //把相差的毫秒数转换为天数
  iDays++;
  if(iDays<0) return(0);
  return(iDays)
}