function PreloadImages() {
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
		var i,j=d.MM_p.length,a=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 SwapImage() {
	var i,j=0,x,a=SwapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
	if ((x=FindObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function SwapImgRestore() {
	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 FindObj(n, d) {
	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=FindObj(n,d.layers[i].document);
	if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function pageBack(){
	history.back();
}

function jump(){ 
parent.menu.location.href = "menu.cgi"; 
} 

function show(num) {
   if(document.getElementById) {
      document.getElementById("cate" + num).style.display = "block";
      document.getElementById("read" + num).style.display = "none";
      document.getElementById("close" + num).style.display = "inline";
   }
   return false;
}
function hide(num) {
   if(document.getElementById) {
      document.getElementById("cate" + num).style.display = "none";
      document.getElementById("read" + num).style.display = "inline";
      document.getElementById("close" + num).style.display = "none";
   }
   return false;
}

var ipath;
ipath = "../../img/";
new Image().scr = ipath + "open_folder.gif";
opI = ipath + "open_folder.gif";
clI = ipath + "close_folder.gif";

function ShowFolder(obj){
	if(document.getElementById){
		document.getElementById(obj).style.display=='none'?document.getElementById(obj).style.display='':document.getElementById(obj).style.display='none';
		document.getElementById(obj+"i").src.indexOf('close_folder')>0?document.getElementById(obj+"i").src=opI:document.getElementById(obj+"i").src=clI
	}
	else if(document.all){
		document.all(obj).style.display=='none'?document.all(obj).style.display='':document.all(obj).style.display='none';
		document.all(obj+"i").src.indexOf('close_folder')>0?document.all(obj+"i").src=opI:document.all(obj+"i").src=clI
	}
	else if(document.layers){
		document.layers[obj].display=='none'?document.layers[obj].display='':document.layers[obj].display='none';
		document.layers[obj+"i"].src.indexOf('close_folder')>0?document.layers[obj+"i"].src=opI:document.layers[obj+"i"].src=clI
	}
}

function ShowFile(n){
	var fol = n.substring(0,11);
	var i;
	var max = 0;
	var folb = false;



	if(document.all){
		max = document.all.tags("span").length;
		document.all(n).style.display = "none";
		document.all(n+'gd').style.display = "inline";
		for( i = 0 ; i < max ; i++ ){
			var name  = document.all.tags("span")(i).id;
			if( name.length > 11 && name.substring(0,11) == fol &&
				name.slice(-2) != "gd"){
				if( document.all(name).style.display != "none" ){
					folb = true;
					break;
				}
			}
		}
		if( folb == true ){
			document.all(fol).style.display = "inline";
			document.all(fol+'gd').style.display = "none";
		}else{
			document.all(fol).style.display = "none";
			document.all(fol+'gd').style.display = "inline";
		}
	}
	else if(document.getElementById){
		max = document.getElementsByTagName("span").length;
		document.getElementById(n).style.display = "none";
		document.getElementById(n+'gd').style.display = "inline";
		for( i = 0 ; i < max ; i++ ){
			var name  = document.getElementsByTagName("span")[i].id;
			if( name.length > 11 && name.substring(0,11) == fol &&
				name.slice(-2) != "gd"){
				if( document.getElementById(name).style.display != "none" ){
					folb = true;
					break;
				}
			}
		}
		if( folb == true ){
			document.getElementById(fol).style.display = "inline";
			document.getElementById(fol+'gd').style.display = "none";
		}else{
			document.getElementById(fol).style.display = "none";
			document.getElementById(fol+'gd').style.display = "inline";
		}
	}
}

function closeWindow(){
        this.window.close();
}