//ブラウザ判別
var ie=document.all?1:0
var ns6=document.getElementById&&!document.all?1:0
var opera=window.opera?1:0

//グローバル変数の宣言
var folder=''
var image=''
//フォルダの表示・非表示を実行する処理
function showFolder(subobj, imgobj, sw, hd) {
	if (ie||ns6||opera) {
		folder=ns6?document.getElementById(subobj).style:document.all(subobj).style;
		image=ns6?document.getElementById(imgobj):document.all(imgobj);
		if (folder.display=="none") {
			folder.display="";
			image.src=sw;
		} else {
			folder.display="none"
			image.src=hd;
		}
	}
}

var current=1;
function temp(n)
{
    if (document.getElementById) {
    	prev = document.getElementById("format" + current);
   		cur = document.getElementById("format" + n);
    }
    prev.style.display = "none";
    cur.style.display = "block";
	
	current = n;
}