// 레이어
function na_hide_layer(lname)
{
  if(document.getElementById) {
    document.getElementById(lname).style.visibility = 'hidden';
  } else if(document.layers) {
    document.layers[lname].visibility = 'hide'   
  } else if(document.all)
    document.all(lname).style.visibility = 'hidden' 
}

function na_show_layer(lname)
{
  if (na_show_layer.arguments.length <= 1) { // don't delete, backword compatibility
    if(document.getElementById) {
      document.getElementById(lname).style.visibility = 'visible';
    } else if(document.layers) {
      document.layers[lname].visibility = 'show'   
    } else if(document.all)
      document.all(lname).style.visibility = 'visible' 
  } else {
    if(document.getElementById) {
      document.getElementById(lname).style.visibility = 'hidden';
    } else if(document.layers) {
      document.layers[lname].visibility = 'hide'   
    } else if(document.all)
      document.all(lname).style.visibility = 'hidden' 
  }
}

function na_init_layer_events()
{
  if (document.layers) {
    document.layers['layer1'].captureEvents(Event.MOUSEOVER|Event.MOUSEOUT|Event.MOUSEUP);
    document.layers['layer1'].onmouseout = new Function("na_hide_layer('layer2');");
    document.layers['layer1'].onmouseover = new Function("na_show_layer('layer2');");
    document.layers['layer2'].captureEvents(Event.MOUSEOVER|Event.MOUSEOUT|Event.MOUSEUP);
    document.layers['layer2'].onmouseout = new Function("na_hide_layer('layer2');");
    document.layers['layer2'].onmouseover = new Function("na_show_layer('layer2');");
  }
}


// 아이프레임 사이즈 자동조절 
var memobj = new Array();
function syncheight(obj){
 if(obj){
  obj.style.height=obj.contentWindow.document.body.scrollHeight;
 }
 else{
  while(memobj.length>0){
   memobj[0].style.height=memobj[0].contentWindow.document.body.scrollHeight;
   memobj.shift();
  }
 }
}
function viewsmallframe(){
 var tmptr = event.srcElement.parentNode.parentNode.nextSibling;
 tmptr.style.display = tmptr.style.display=='none'?'':'none';
 
 memobj[memobj.length] = tmptr.cells(0).childNodes(0);
 memobj[memobj.length] = parent.document.getElementById('mainframe');
 setTimeout("syncheight()",1);
}

// 링크 점선 안보이게
 
function bluring(){ 
if(event.srcElement.tagName=="A"||event.srcElement.tagName=="IMG") document.body.focus(); 
} 
document.onfocusin=bluring; 


//rollover image

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function openSample(url){
  window.open(url,'Service')
}


//
function MM_reloadPage(init) { //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}

MM_reloadPage(true);

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

//innertext로 asp 페이지 긁어오기 위한 함수
function get_text(url){
		var xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
		xmlHttp.Open("POST",url,false);
		xmlHttp.Send();

		return xmlHttp.responseText;
}�