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 old_menu='';
function view_submenu(name){
	
	submenu=eval("Layer"+name+".style");
	if(old_menu!='') {
		old_menu.visibility='hidden';
	}
    submenu.visibility='visible';
    old_menu=submenu;
}


function show_submenu(){
	Nurl = location.href;
	var smenu1   = -1;var smenu2   = -1;var smenu3   = -1;var smenu4  = -1;var smenu5   = -1;var smenu6   = -1;
	
	if(smenu1 < 0) smenu1 = Nurl.indexOf('school');
	if(smenu2 < 0) smenu2 = Nurl.indexOf('intro');
	if(smenu3 < 0) smenu3 = Nurl.indexOf('news');
	if(smenu4 < 0) smenu4 = Nurl.indexOf('gallery');
	if(smenu5 < 0) smenu5 = Nurl.indexOf('community');
	//if(smenu5 < 0) smenu6 = Nurl.indexOf('gallery');

	if(smenu1 > 0) view_submenu('1');
	else if(smenu2 > 0) view_submenu('2');
	else if(smenu3 > 0) view_submenu('3');
	else if(smenu4 > 0) view_submenu('4');
	else if(smenu5 > 0) view_submenu('5');
	else if(smenu6 > 0)	view_submenu('6');
	//else view_submenu('0');
}


function selectBox(target,val) {
	var len = target.length;
	for(i=0; i < len; i++) {
		if(target.options[i].value == val) {
			target.options[i].selected = true;
			break;
		}
	}
}

function checkRadio(target, ele, val) {
	var obj = eval("document."+target+"."+ele);
	var len = obj.length;
	for(i=0; i < len; i++) {
		var objs = eval("document."+target+"."+ele+"["+i+"]");
		if(objs.value == val) {
			objs.checked=true;
			break;
		}
	}
	
}


function viewRealImage1(width,height,path) {
	
	var rwidth,rheight,sc;
	width = parseInt(width);
	height = parseInt(height);

	if(width > 1024 || height > 768) {
		rwidth = screen.width;
		rheight = screen.height;
		sc = "yes";
	}
	else {
		rwidth = width;
		rheight = height;
		sc = "no";
	}

	var x=window.screenLeft;
	var y=window.screenTop;
	var l=x+((document.body.offsetWidth-rwidth)/2);
	var t=y+((document.body.offsetHeight-rheight)/2);
	
	var imgWin = window.open("about:blank","","width="+rwidth+",height="+rheight+",top="+t+",left="+l+",scrollbars="+sc);
	
	var doc = imgWin.document;
    try {
    	doc.body.style.margin = 0; // ¸¶ÁøÁ¦°Å
    	doc.body.style.cursor = "hand";
    }
    catch(e) {
    }
    
    var previewimg = doc.createElement("img");
    previewimg.src = path;
    try{
    	doc.body.appendChild(previewimg);
    }
    catch(e) {
    	previewimg = "<img src=\""+path+"\" style=\"cursor:hand\">";
    	doc.open();
    	doc.write(previewimg);
    	doc.close();
    }

    doc.images[0].onmousedown = function(){ imgWin.close();}
    doc.title = 'À̹ÌÁö ¹Ì¸® º¸±â';
	
}