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;

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<=6; i++) { 
if (i == sid) {
eval("submenu" + i + ".style.display=\"\";");
}
else
{
eval("submenu" + i + ".style.display=\"none\";");
}
}
}

function correctPNG() // correctly handle PNG transparency in Win IE 5.5 or higher.
{
	for(var i=0; i<document.images.length; i++)
	{
	  var img = document.images[i]
	  var imgName = img.src.toUpperCase()
	  if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
		 {
		 var imgID = (img.id) ? "id='" + img.id + "' " : ""
		 var imgClass = (img.className) ? "class='" + img.className + "' " : ""
		 var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
		 var imgStyle = "display:inline-block;" + img.style.cssText 
		 if (img.align == "left") imgStyle = "float:left;" + imgStyle
		 if (img.align == "right") imgStyle = "float:right;" + imgStyle
		 if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle		
		 var strNewHTML = "<span " + imgID + imgClass + imgTitle
		 + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
		 + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
		 + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
		 img.outerHTML = strNewHTML
		 i = i-1
		 }
	}
}
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;