/* Copyright (c) 2011 Smileweb co., Ltd.  All rights reserved.  www.smileweb.co.kr */
function MM_swapImgRestore() {
	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() {
	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) {
	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() {
	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_showHideLayers() {
	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 secoundmenu(num) {
	for (i = 0; i < 4; i++) {
		if (i == num) {
			if( $('lymnu'+i) != null ) $('lymnu'+i).style.display = "";
		}
		else {
			if( $('lymnu'+i) != null ) $('lymnu'+i).style.display = "none";
		}
	}
}

function secoundmen_out(num) {
	for (i = 0; i < 4; i++) {
		if (i == num) {
			if( $('lymnu'+i) != null ) $('lymnu'+i).style.display = "none";
			//alert("1")
		}
		else {
			if( $('lymnu'+i) != null ) $('lymnu'+i).style.display = "none";
		}
	}
}