// iframe Â÷´Ü ½ÃÀÛ
var string_for_test = escape(document.location);	
var long = string_for_test.length;
for (var i = 0; i<long; i++) {
	var key_letter = string_for_test.slice(i, i+1);	
	if (key_letter == "i") {		
		var word_for_test = string_for_test.slice(i, i+6);		
		if (word_for_test == "iframe") {
			//alert("iframe ¹ß°ß");
			location.href="http://www.edu109.com"
		}
	}
}
// iframe Â÷´Ü ³¡

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_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_findObj(n, d) { //v4.01
  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 && d.getElementById) x=d.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 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; }
}

var maxY = 500; // ÃÖ´ë Y position
var minY= 300;	// ÃÖ¼Ò Y position
var marginY = 280; // »ó´Ü¿¡ ³²°ÜµÑ ¿©¹é
var X = 830;	// X position
var speed = 0.03;	// ½ºÅ©·Ñ ¼Óµµ	
function scroll_mnu() {

	var obj = document.all["mnuScroll"];
	var oY = document.body.scrollTop;
	var cY = obj.offsetTop;
	
	oY += marginY;
	
	var mY = (oY-cY) * speed;
	if(speed>0) {mY=Math.ceil(mY)}
	else {mY=Math.floor(mY)}
	
//	document.all.yOffset.innerHTML = obj.style.pixelTop+mY;
	
	if(obj.style.pixelTop+mY<minY) {
		obj.style.pixelTop = minY;
	} else if(obj.style.pixelTop+mY>maxY) {
		obj.style.pixelTop = maxY;
	} else {
		obj.style.pixelTop += mY;
	}
	
	setTimeout("scroll_mnu();",10);
}

function validateLogin()
{
	if (!chkBlank(document.frmLogin.UserID, "¾ÆÀ̵𸦠ÀÔ·ÂÇØÁÖ¼¼¿ä")) {return false;}
	if (!chkBlank(document.frmLogin.Password, "Æнº¿öµå¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä")) {return false;}
	
	document.frmLogin.submit();
}

function checkLogin()
{
	if (user_id == '')
	{
		if (confirm('·Î±×ÀÎÀ» ÇÏ¼Å¾ß »ç¿ëÇϽǼö ÀÖ½À´Ï´Ù.\n\n·Î±×ÀÎ ÇϽðڽÀ´Ï±î?'))
		{
			var url = escape(document.location);			
			document.location.href='/account/login/default.asp?returnURL='+ url;
			return false;
		}
		else
			return false;
	}
	return true;
}

function logOut()
{
	if (confirm('·Î±×¾Æ¿ô ÇϽðڽÀ´Ï±î?'))
	{
		document.location.href='/account/login/logout.asp';
	}
}

function viewFunGame(mainID, subID, contentID)
{
	openWIN('/content/viewer/read_fun.asp?MainID='+mainID+'&SubID='+subID+'&ContentID='+contentID,"fun","toolbar=0,location=0,fullscreen=1,directories=0,status=0,menubar=0,scrollbars=0,resizable=0");
}
function viewFunGame2(mainID, subID, contentID)
{
	openWIN('/content/viewer/_read_fun_20051004.asp?MainID='+mainID+'&SubID='+subID+'&ContentID='+contentID,"fun","toolbar=0,location=0,fullscreen=1,directories=0,status=0,menubar=0,scrollbars=0,resizable=0");
}
function viewFunGame3(mainID, subID, contentID)
{
	openWIN('/content/fun/full/full.asp?MainID='+mainID+'&SubID='+subID+'&ContentID='+contentID,"fun","toolbar=0,location=0,fullscreen=1,directories=0,status=0,menubar=0,scrollbars=0,resizable=0");
}