<!--
function winopen(url,w,h){
	window.open(url,"pro","toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=yes,resizable=no,width="+w+",height="+h);
}
function LayerVisible(n,c,w)
{
	for (i = 1; i <= c; i++) {
		LayerHidden(i);
	}
	lname = "layer"+n;
	//NNの場合
	if (document.layers){
		document.layers[lname].display = "block";
		document.layers['thumarea'].width = w + "px";
	}
	//IEとNC6の場合
	if (document.getElementById){
		document.getElementById(lname).style.display="block";
		document.getElementById('thumarea').style.width=w + "px";
	}
}
function LayerHidden(m)
{
	lname = "layer"+m;
	//NNの場合
	if (document.layers){
		document.layers[lname].display = "none";
	}
	//IEとNC6の場合
	if (document.getElementById){
		document.getElementById(lname).style.display="none";
	}
}
function LayerAbout(n,m,l)
{
	lname = "layer"+n;
	//NNの場合
	if (document.layers){
		ltype = document.layers[lname].display;
	}
	//IEとNC6の場合
	if (document.getElementById){
		ltype = document.getElementById(lname).style.display;
	}
	if (ltype=="block"){ LayerHidden(n); imgChange(m,l); }
	else{ LayerVisible(n,0); imgChange(m,l+1); }
}
function imgChange(a,b){ // マウスオーバー
  if(navigator.appVersion.charAt(0) >= "3"){
    document.images[a].src=img[b].src;
  }
}
// -->