today=new Date();
 function initArray(){
   this.length=initArray.arguments.length
   for(var i=0;i<this.length;i++)
   this[i+1]=initArray.arguments[i]  }
   var d=new initArray(
     "星期日",
     "星期一",
     "星期二",
     "星期三",
     "星期四",
     "星期五",
     "星期六");
if(today.getYear()<2000)
{
	document.write("",today.getYear()+1900);
}
else
{
	document.write("",today.getYear());
}
document.write ("年",today.getMonth()+1,"月",today.getDate(),"日&nbsp;",d[today.getDay()+1],"" ); 

var str="2010-3-1";
var re =/^(\d{4})\S(\d{1,2})\S(\d{1,2})$/;
var dt;
if(re.test(str))
{
	dt=new Date(RegExp.$1,RegExp.$2 - 1,RegExp.$3);
}
jsafc_week=parseInt(Math.floor((today-dt)/(1000 * 60 * 60 * 24)) / 7);
document.write("&nbsp;&nbsp;&nbsp;&nbsp;","09-10-2学期","&nbsp;第",jsafc_week+1 + "周");