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 "";
}
function setCookie( name, value, expiredays ) {
	var today = new Date();
	today.setDate( today.getDate() + expiredays );
	document.cookie = name + "=" + escape(value) + "; path=/; expires=" + today.toGMTString() + ";";
}

function closewin(obj) {
	var tmp = document.getElementById(obj);
	setCookie( tmp.id,"done" ,1);
	tmp.style.display="none";
}
// �̹��� �ѿ9� =======================================================================================================

function CHIMG(obj){
   var str = obj.src;               
   if(str.indexOf('_on.gif') < 0){         
    ss = str.substr(0, str.indexOf('.gif'))      
    obj.src = ss + "_on.gif";                         
   }else{                                      
    ss = str.substr(0, str.indexOf('_on.gif'))
    obj.src = ss + ".gif";
   }
  }

// �̹��� ��ȯ =======================================================================================================

function showPic(whichpic) {
var source = whichpic.getAttribute("href");
var placeholder = document.getElementById("placeholder");
placeholder.setAttribute("src",source); 


var obj_a = document.getElementById("PicList").getElementsByTagName("A");
var obj_img = document.getElementById("PicList").getElementsByTagName("IMG");

 for(var i=0;i<obj_img.length;i++){
  if (source == obj_a[i].getAttribute("href")){
   obj_img[i].setAttribute("src",obj_img[i].src.replace(".gif","_on.gif"));
  } else {
   obj_img[i].setAttribute("src",obj_img[i].src.replace("_on.gif",".gif"));
  }
 }

}

// on/off
var old_lvw = '';
var old_bg = '';
function qachk(lvw,bg) {
	if( old_lvw != lvw || old_bg != bg ) {
		if( old_lvw != '' || old_bg != '') {
			document.getElementById(old_lvw).style.display="none";
			document.getElementById(old_bg).style.backgroundImage = "url('../img/common/bl_arrow_down.gif')";  			
		} 
		document.getElementById(lvw).style.display="";
		document.getElementById(bg).style.backgroundImage = "url('../img/common/bl_arrow_up.gif')";  	

		old_lvw = lvw;
		old_bg = bg;		
		
	} else {
		document.getElementById(lvw).style.display="none";
		document.getElementById(bg).style.backgroundImage = "url('../img/common/bl_arrow_down.gif')";  
		old_lvw = '';
		old_bg = '';		
	}
}
// on/off ��


// faq
var old_lvw = '';
var old_clr = '';
function faqC(lvw,clr) {
	if( old_lvw != lvw || old_clr != clr) {
		if( old_lvw != '' || old_bg != '' || old_clr != '' ) {
			document.getElementById(old_lvw).style.display="none";			
			document.getElementById(old_clr).style.color = "#8E9295";									
		} 
		document.getElementById(lvw).style.display="block";		
		document.getElementById(clr).style.color = "#4A88BE";					

		old_lvw = lvw;		
		old_clr = clr;		
	} else {
		document.getElementById(lvw).style.display="none";		
		document.getElementById(clr).style.color = "#8E9295";				

		old_lvw = '';		
		old_clr = '';		
	}
}
// on/off ��
// ��� PNG =======================================================================================================

function setPng24(obj) { 
    obj.width=obj.height=1; 
    obj.className=obj.className.replace(/\bpng24\b/i,''); 
    obj.style.filter = 
    "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+ obj.src +"',sizingMethod='image');" 
    obj.src='';  
    return ''; 
        }

// ���콺 �ѿ9�� =======================================================================================================

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

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_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_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; }
}

// a�x޴�  =======================================================================================================
function LinkSelect(form, sel) {
  adrs = sel.options[sel.selectedIndex].value;
    if (adrs != "-" ) location.href = adrs;
}

// a�x޴� ��â //
function change1(form) {
if(form.url.options[form.url.selectedIndex].value != "")
window.open(form.url.options[form.url.selectedIndex].value)
}


// �˾� //	
function OpenWindow(url,intWidth,intHeight) {
	window.open(url, "_blank", "width="+intWidth+",height="+intHeight+",resizable=0,scrollbars=no") ;
}


function popimage(imagesrc,winwidth,winheight){
    var look='width='+winwidth+',height='+winheight+','
        popwin=window.open("","",look)
        popwin.document.open()
        popwin.document.write('<title>Image Window</title><body topmargin=0 leftmargin=0><img style=cursor:hand; onclick="self.close()" src="'+imagesrc+'"></body>')
        popwin.document.close()
}

function openEmailSend(url,winname,x,y,scroll){
	win = window.open("", winname, "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars="+scroll+",resizable=0,width="+x+",height="+y+";");
	
	var cx = Math.ceil( (window.screen.width - x) / 2 );
	var cy = Math.ceil( (window.screen.height - y) / 2 );
	
	win.resizeTo( Math.ceil( x ) , Math.ceil(y) );
	win.moveTo ( Math.ceil( cx ) , Math.ceil( cy ) )
	
	win.document.location.replace(url);

}