// JavaScript Document

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 (IE4 || true) { 
	whichEl1 = document.getElementById(el + "Child");
	for(i=1;i<=numTotal;i++){ 
		whichEl = eval(scores[i] + "Child"); //alert(whichEl1.id+"--"+whichEl.id)
		if(whichEl!=whichEl1) {whichEl.style.display = "none";} 
	}  
	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(); 
}
setCookie("show_item",el);
}
// --- 设置cookie
function setCookie(sName,sValue,expireHours) {
var cookieString = sName + "=" + escape(sValue);
//;判断是否设置过期时间
if (expireHours>0) {
 var date = new Date();
 date.setTime(date.getTime + expireHours * 3600 * 1000);
 cookieString = cookieString + "; expire=" + date.toGMTString();
}
document.cookie = cookieString;
}
//--- 获取cookie
function getCookie(sName) {
var aCookie = document.cookie.split("; ");
for (var j=0; j < aCookie.length; j++){
	var aCrumb = aCookie[j].split("=");
	if (escape(sName) == aCrumb[0])
	return unescape(aCrumb[1]);
}
return null;
}
var show_item
onload = function(){
	initIt();
	show_item = "KB1";
	if (getCookie("show_item") != null) {show_item= getCookie("show_item");}
	if (show_item!="KB1")
	expandIt(show_item)
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

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_swapImage() { //v3.0 
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}