用Javascript获得日期与星期

<SCRIPT language=JavaScript>
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");
document.write("<font color=#ffff00> ",today.getYear(),"年",today.getMonth()+1,"月",today.getDate(),"日 ",d[today.getDay()+1],"</font>" );
</SCRIPT>