function clockon()
{
    var now = new Date();
    var year = now.getFullYear(); //getFullYear getYear
    var month = now.getMonth();
    var date = now.getDate();
    var day = now.getDay();
    var hour = now.getHours();
    var minu = now.getMinutes();
    var sec = now.getSeconds();
    var week;
     month = month+1;
    if(month<10)month="0"+month;
    if(date<10)date="0"+date;
    if(hour<10)hour="0"+hour;
    if(minu<10)minu="0"+minu;
    if(sec<10)sec="0"+sec;
    var arr_week = new Array("星期日","星期一","星期二","星期三","星期四","星期五","星期六");
     week = arr_week[day];
    var time = "";
     time = year+"年"+month+"月"+date+"日"+" "+hour+":"+minu+":"+sec+" "+week;
 
document.getElementById("bgclock").innerHTML="["+time+"]";

    var timer = setTimeout("clockon()",200);            
}// JavaScript Document

function closewin() {
   if (opener!=null && !opener.closed) {
      opener.window.newwin=null;
      opener.openbutton.disabled=false;
      opener.closebutton.disabled=true;
   }
}

var count=0;//做计数器
var limit=new Array();//用于记录当前显示的哪几个菜单
var countlimit=1;//同时打开菜单数目，可自定义

function expandIt(el) {
   obj = eval("sub" + el);
   if (obj.style.display == "none") {
      obj.style.display = "block";//显示子菜单
      if (count<countlimit) {//限制2个
         limit[count]=el;//录入数组
         count++;
      }
      else {
         eval("sub" + limit[0]).style.display = "none";
         for (i=0;i<limit.length-1;i++) {limit[i]=limit[i+1];}//数组去掉头一位，后面的往前挪一位
         limit[limit.length-1]=el;
      }
   }
   else {
      obj.style.display = "none";
      var j;
      for (i=0;i<limit.length;i++) {if (limit[i]==el) j=i;}//获取当前点击的菜单在limit数组中的位置
      for (i=j;i<limit.length-1;i++) {limit[i]=limit[i+1];}//j以后的数组全部往前挪一位
      limit[limit.length-1]=null;//删除数组最后一位
      count--;
   }
}



function e_clockon()
{
    var now = new Date();
    var year = now.getFullYear(); //getFullYear getYear
    var month = now.getMonth();
    var date = now.getDate();
    var day = now.getDay();
    var hour = now.getHours();
    var minu = now.getMinutes();
    var sec = now.getSeconds();
    var week;
     month = month+1;
    if(month<10)month="0"+month;
    if(date<10)date="0"+date;
    if(hour<10)hour="0"+hour;
    if(minu<10)minu="0"+minu;
    if(sec<10)sec="0"+sec;
    var arr_week = new Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday");
     week = arr_week[day];
    var time = "";
    time = year+"-"+month+"-"+date+"-"+" "+hour+":"+minu+":"+sec+" "+week;
 
document.getElementById("e_bgclock").innerHTML="["+time+"]";

    var timer = setTimeout("e_clockon()",200);            
}