/*** 레이어 팝업창 띄우기 ***/
function popupLayer(s,w,h){
	if (!w) w = 600;
	if (!h) h = 400;

	var pixelBorder = 3;
	var titleHeight = 12;
	w += pixelBorder * 2;
	h += pixelBorder * 2 + titleHeight;

	var bodyW = document.body.clientWidth;
	var bodyH = document.body.clientHeight;

	//var posX = (bodyW - w) / 2;
	//var posY = (bodyH - h) / 2;

	var posX = 10;
	var posY = 10;

	hiddenSelectBox('hidden');

/*** 백그라운드 레이어 ***/
	var obj = document.createElement("div");
	with (obj.style){
		position = "absolute";
		left = 0;
		top = 0;
		width = "100%";
		height = document.body.scrollHeight;
		backgroundColor = "#000000";
		filter = "Alpha(Opacity=80)";
		opacity = "0.5";
	}
	obj.id = "objPopupLayerBg";
	document.body.appendChild(obj);

/*** 내용프레임 레이어 ***/
	var obj = document.createElement("div");
	with (obj.style){
		position = "absolute";
		left = posX + document.body.scrollLeft;
		top = posY + document.body.scrollTop;
		width = w;
		height = h;
		backgroundColor = "#ffffff";
		border = "3px solid #000000";
	}
	obj.id = "objPopupLayer";
	document.body.appendChild(obj);

/*** 타이틀바 레이어 ***/
	var bottom = document.createElement("div");
	with (bottom.style){
		position = "absolute";
		width = w - pixelBorder * 2;
		height = titleHeight;
		left = 0;
		top = h - titleHeight - pixelBorder * 3;
		padding = "4px 0 0 0";
		textAlign = "center";
		backgroundColor = "#000000";
		color = "#ffffff";
		font = "bold 8pt tahoma; letter-spacing:0px";
	}
	bottom.innerHTML = "<a href='javascript:closeLayer()' class='white'>X close</a>";
	obj.appendChild(bottom);

/*** 아이프레임 ***/
	var ifrm = document.createElement("iframe");
	with (ifrm.style){
		width = w - 6;
		height = h - pixelBorder * 2 - titleHeight - 3;
//border = "3 solid #000000";
	}
	ifrm.frameBorder = 0;
	ifrm.src = s;
//ifrm.className = "scroll";
	obj.appendChild(ifrm);
}

function closeLayer(){
	hiddenSelectBox('visible');
	_ID('objPopupLayer').parentNode.removeChild( _ID('objPopupLayer') );
	_ID('objPopupLayerBg').parentNode.removeChild( _ID('objPopupLayerBg') );
}

function hiddenSelectBox(mode){
	var obj = document.getElementsByTagName('select');
	for (i=0;i<obj.length;i++){
		obj[i].style.visibility = mode;
	}
}

function _ID(obj){
	return document.getElementById(obj)
}