function showsubmenu(sid)
{
whichEl = eval("submenu" + sid);
if (whichEl.style.display == "none")
{
eval("submenu" + sid + ".style.display=\"\";");
}
else
{
eval("submenu" + sid + ".style.display=\"none\";");
}
for (var i=1; i<=3; i++) { 
if (i == sid) {
eval("submenu" + i + ".style.display=\"\";");
}
else
{
eval("submenu" + i + ".style.display=\"none\";");
}
}
}

// BGM Player Play
function PlayBgm()
	{
	if(location!=top.location)
		{
		top.frames[0].WMPlay.Play();
		}
	else
		{
		var url;
		cururl =window.location.href; //window.location.href;
		window.open("/"+"index.asp?cururl="+cururl,"_top")
		}
	}

// BGM Player Stop
function StopBgm()
	{
	top.frames[0].WMPlay.Stop();
	}

// Page Options

function floatmenu()
	{
	whichEl = eval("bgmfloat");
	if (whichEl.style.display == "none")
		{
		eval("bgmfloat.style.display=\"\";");
		bgmcontrol.style.backgroundImage='url(/images/float_on.jpg)';
		}
	else
		{
	eval("bgmfloat.style.display=\"none\";");
		bgmcontrol.style.backgroundImage='url(/images/float_off.gif)';
		}
	}

// open a page in a new window
function externallinks() { 
	if (!document.getElementsByTagName) return; 
 		var anchors = document.getElementsByTagName("a"); 
 	for (var i=0; i<anchors.length; i++) { 
   		var anchor = anchors[i]; 
   	if (anchor.getAttribute("href") && 
		anchor.getAttribute("rel") == "external") 
		anchor.target = "_blank"; 
 		} 
		} 
		window.onload = externallinks;