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;

 hiddenSelectBox('hidden');

 /*** ¹é±×¶ó¿îµå ·¹À̾î ***/
 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);

 /*** ³»¿ëÇÁ·¹ÀÓ ·¹À̾î ***/
 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);

 /*** ŸÀÌƲ¹Ù ·¹À̾î ***/
 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 ´Ý±â</a>";
 obj.appendChild(bottom);

 /*** ¾ÆÀÌÇÁ·¹ÀÓ ***/
 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) }