function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_blocknoneLayers() { //v6.0
  var i,p,v,obj,args=MM_blocknoneLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='block')?'block':'none'; }
     obj.display=v;}
}
//Ëļ¶²Ëµ¥
scores = new Array(20);var numTotal=0;
NS4 = (document.layers) ? 1 : 0;
IE4 = (document.all) ? 1 : 0;
ver4 = (NS4 || IE4) ? 1 : 0;
if (ver4) {    with (document) {        write("<STYLE TYPE='text/css'>");        
if (NS4) {            write(".parent {position:absolute; visibility:visible}");
write(".child {position:absolute; visibility:visible}");            
write(".regular {position:absolute; visibility:visible}")  }        
else {            write(".child {display:none}")        } 
write("</STYLE>");    }}function getIndex(el) {    ind = null;    for (i=0; i<document.layers.length; i++) {        whichEl = document.layers[i];
if (whichEl.id == el) {            ind = i;            break;        }    }    return ind;}function arrange() {    nextY = document.layers[firstInd].pageY +document.layers[firstInd].document.height;   
for (i=firstInd+1; i<document.layers.length; i++) {        whichEl = document.layers[i];        
if (whichEl.visibility != "hide") {            whichEl.pageY = nextY;            nextY += whichEl.document.height;        }    }}
function initIt(){    if (!ver4) return;    if (NS4) {        for (i=0; i<document.layers.length; i++) {            whichEl = document.layers[i];           
if (whichEl.id.indexOf("Child") != -1) whichEl.visibility = "hide";       }        arrange();    }    else {        divColl = document.all.tags("DIV");        
for (i=0; i<divColl.length; i++) {            whichEl = divColl(i);            if (whichEl.className == "child") whichEl.style.display = "none";        }    }}
function expandIt(el) {	if (!ver4) return;    if (IE4) {        whichEl1 = eval(el + "Child");		for(i=1;i<=numTotal;i++){			whichEl = eval(scores[i] + "Child");			if(whichEl!=whichEl1) {				whichEl.style.display = "none";			}		}        whichEl1 = eval(el + "Child");       
if (whichEl1.style.display == "none") {            whichEl1.style.display = "block";        }        else {            whichEl1.style.display = "none";        }    }    else {        whichEl = eval("document." + el + "Child");		for(i=1;i<=numTotal;i++){			whichEl = eval("document." + scores[i] + "Child");			
if(whichEl!=whichEl1) {				whichEl.visibility = "hide";			}		}        if (whichEl.visibility == "hide") {            whichEl.visibility = "show";        }        else {            whichEl.visibility = "hide";        }        arrange();    }}onload = initIt;