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) { //v4.01
  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_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

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();
}


/**********************************************************************************
	Left Menu Over
***********************************************************************************/ 
function MM_nbGroup(event, grpName) { //v3.0
var i,img,nbArr,args=MM_nbGroup.arguments;
if (event == "init" && args.length > 2) {
if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
nbArr[nbArr.length] = img;
for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
if (!img.MM_up) img.MM_up = img.src;
img.src = img.MM_dn = args[i+1];
nbArr[nbArr.length] = img;
} }
} else if (event == "over") {
document.MM_nbOver = nbArr = new Array();
for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
if (!img.MM_up) img.MM_up = img.src;
img.src = (img.MM_dn && args[i+2]) ? args[i+2] : args[i+1];
nbArr[nbArr.length] = img;
}
} else if (event == "out" ) {
for (i=0; i < document.MM_nbOver.length; i++) {
img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
} else if (event == "down") {
if ((nbArr = document[grpName]) != null)
for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
document[grpName] = nbArr = new Array();
for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
if (!img.MM_up) img.MM_up = img.src;
img.src = img.MM_dn = args[i+1];
nbArr[nbArr.length] = img;
} }
}

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; }
}


/**********************************************************************************
	Left Menu Over
***********************************************************************************/ 
function MM_nbGroup(event, grpName) { //v3.0
var i,img,nbArr,args=MM_nbGroup.arguments;
if (event == "init" && args.length > 2) {
if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
nbArr[nbArr.length] = img;
for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
if (!img.MM_up) img.MM_up = img.src;
img.src = img.MM_dn = args[i+1];
nbArr[nbArr.length] = img;
} }
} else if (event == "over") {
document.MM_nbOver = nbArr = new Array();
for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
if (!img.MM_up) img.MM_up = img.src;
img.src = (img.MM_dn && args[i+2]) ? args[i+2] : args[i+1];
nbArr[nbArr.length] = img;
}
} else if (event == "out" ) {
for (i=0; i < document.MM_nbOver.length; i++) {
img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
} else if (event == "down") {
if ((nbArr = document[grpName]) != null)
for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
document[grpName] = nbArr = new Array();
for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
if (!img.MM_up) img.MM_up = img.src;
img.src = img.MM_dn = args[i+1];
nbArr[nbArr.length] = img;
} }
}

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; }
}




/**********************************************************************************
	Flash patch
***********************************************************************************/ 
function swf(src, w, h)
{
	html = '';
	html += '<object type="application/x-shockwave-flash" classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0" id="param" width="'+w+'" height="'+h+'">';
	html += '<param name="movie" value="'+src+'">';
	html += '<param name="quality" value="high">';	
	html += '<param name="wmode" value="transparent">';
	html += '<param name="menu" value="0">';
	html += '<embed src="'+src+'" menu="false" quality="high" wmode="transparent" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="'+w+'"  height="'+h+'"><\/embed>';
	html += '<\/object>';
	document.write(html);
}



/**********************************************************************************
	IMG bluring
***********************************************************************************/

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



/**********************************************************************************
	Popup
***********************************************************************************/

function getCookie(name){
        var nameOfCookie = name + "=";
        var x = 0;
        while ( x <= document.cookie.length )
        {
                var y = (x+nameOfCookie.length);
                if ( document.cookie.substring( x, y ) == nameOfCookie ) {
                        if ( (endOfCookie=document.cookie.indexOf( ";", y )) == -1 )
                                endOfCookie = document.cookie.length;
                        return unescape( document.cookie.substring( y, endOfCookie ) );
                }
                x = document.cookie.indexOf( " ", x ) + 1;
                if ( x == 0 )
                        break;
        }
        return "";
}


/**********************************************************************************
	TAB메뉴
***********************************************************************************/

var url = "";
	
try
{
	url = top.location.href;
}
catch(a)
{}
	
function data(n) {
    for(var i = 1; i < 3; i++) {
        obj = document.getElementById('data'+i);
        img = document.getElementById('data_button'+i);
        if ( n == i ) {
            obj.style.display = "block";
			img.height = 30;
            img.src = "/images/board_on"+i+".gif";    
        } else {
            obj.style.display = "none";
			img.height = 30;
            img.src = "/images/board_off"+i+".gif";
        }
    }
}