//当前时间定义
function timenow(){
var mst=1;
var enabled = 0;   today = new Date();
var day;   var date;
var centry ;
if(today.getDay()==0)     day = "星期日"
if(today.getDay()==1)     day = "星期一"
if(today.getDay()==2)     day = "星期二"
if(today.getDay()==3)     day = "星期三"
if(today.getDay()==4)     day = "星期四"
if(today.getDay()==5)     day = "星期五"
if(today.getDay()==6)     day = "星期六"
document.fgColor = "000000";
var centry="";
if  (today.getYear()<2000 )  centry ="19" ;
now = new Date(),hour = now.getHours(),minutes=now.getMinutes()
date1 =centry+(today.getYear())+"年"+(today.getMonth() + 1 )+"月"+today.getDate()+"日" ;
date2 = "" +  day ;
document.write(date1+"     "+date2);
//----->

<!--
now = new Date(),hour = now.getHours()
if(hour < 4){document.write("	清晨好!")}
else if (hour < 8){document.write("	早上好!")}
else if (hour < 12){document.write("	上午好!")}
else if (hour < 14){document.write("	中午好!")}
else if (hour < 18){document.write("	下午好!")}
else if (hour < 19){document.write("	傍晚好!")}
else if (hour < 22){document.write("	晚上好!")}
else if (hour < 24){document.write("	夜深了,晚安!")}}
//-->