function date(){
var now = new Date();
var date = now.getDate();
var month= now.getMonth()+1;
var year= now.getYear();
var weeknum= now.getDay();
var week;
switch(weeknum)
{
case 1: week="一";break;
case 2: week="二";break;
case 3: week="三";break;
case 4: week="四";break;
case 5: week="五";break;
case 6: week="六";break;
case 0: week="日";
}
return(" "+year+"年"+month+"月"+date+"日  星期"+week);
}