var old_menu = '';

function menuclick( submenu ){
	if( old_menu != submenu ) {
		if( old_menu !='' ) {
			old_menu.style.display = 'none';
		}
		submenu.style.display = 'block';
		old_menu = submenu;
	} else {
		submenu.style.display = 'none';
		old_menu = '';
	}
}

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) { //v4.0
	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 flash(s,w,h,type,wm,id,autostart) {
	var obj = new String;
	var parameter = new String;
	var embed = new String;
	var html = new String;
	var allParameter = new String;
	var clsid = new String;
	var codebase = new String;
	var pluginspage = new String;
	var embedType = new String;
	var src = new String;
	var width = new String;
	var height = new String;
	src = s;
	width = w;
	height = h;
	var typ = type ? type : "f";

	if(typ=="f")
	{	//flash
		clsid = "D27CDB6E-AE6D-11cf-96B8-444553540000";
		codebase = "http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0";
		pluginspage = "http://www.macromedia.com/go/getflashplayer";
		embedType = "application/x-shockwave-flash";
	}
	else if(typ=="m")
	{	//media
		clsid="22D6F312-B0F6-11D0-94AB-0080C74C7E95";
		codebase="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701";
		embedType="application/x-oleobject";
		parameter += "<param name='FileName' value='"+ src + "'>\n";
		var auto = autostart ? "1" : "0";
		parameter += "<param name='AutoStart' value='"+auto+"'>\n";
	}
	parameter += "<param name='movie' value='"+ src + "'>\n";
	parameter += "<param name='quality' value='high'>\n";

	if(wm)
	{
		parameter += "<param name='wmode' value='transparent'>\n";
	}
	if ( clsid )
	{
		obj = "<object id='"+id+"' name='"+id+"'  classid=\"clsid:"+ clsid +"\" codebase=\""+ codebase +"\" width='"+ width +"' height='"+ height +"'>\n";
	}
	embed = "<embed src='" + src + "' pluginspage='"+ pluginspage + "' type='"+ embedType + "' width='"+ width + "' height='"+ height +"'"+ allParameter +" wmode='transparent'></embed>\n";
	if ( obj )
	{
		embed += "</object>\n";
	}
	html = obj + parameter + embed;
	document.write( html );
}


function inact(imgName)	{
	if (document.image && basic_img != imgName)
		document[imgName].src = eval(imgName + '.src');
}

function act(imgName)	 {
	if (document.image && basic_img != imgName)
		document[imgName].src = eval(imgName + 'a.src');
}


function go_url(ss)
{ //»ó´Ü Ç÷¡½¬ ¸Þ´º
	switch(ss) {
		case"01": location.replace('/company/intro.php'); break;
		case"01_1":	location.replace('/company/intro.php'); break;
		case"01_2": location.replace('/company/ceo.php'); break;
		case"01_3": location.replace('/company/history.php'); break;
		case"01_4": location.replace('/company/vision.php'); break;
		case"01_5": location.replace('/company/map.php'); break;
		case"01_6": location.replace('/company/contact.php'); break;



		case"02": location.replace('/business/telemetry.php'); break;
		case"02_1": location.replace('/business/telemetry.php'); break;
		case"02_2": location.replace('/business/air.php'); break;
		case"02_3": location.replace('/business/space.php'); break;



		case"03": location.replace("/recruit/information.php"); break;
		case"03_1": location.replace("/recruit/information.php"); break;
		case"03_2": location.replace("/recruit/benefit.php"); break;
		case"03_3": location.replace("/recruit/online_001.php"); break;



		case"04": location.replace("/bbs/bbs/board.php?bo_table=notice"); break;
		case"04_1": location.replace("/bbs/bbs/board.php?bo_table=notice"); break;
		case"04_2": location.replace("/bbs/bbs/board.php?bo_table=press"); break;
		case"04_3": location.replace("/promotion/ci.php"); break;




		case"001": location.replace('/'); break;
		case"002": location.replace('/utility/sitemap.php'); break;
		case"003": location.replace('/utility/contactus.php'); break;


	}
}


// °¢ ¼­ºêÆäÀÌÁö ÁÂÃø ¸Þ´º ·Ñ¿À¹ö »óŸ¦ °íÁ¤½ÃÅ°´Â ÇÔ¼ö

var basic_img = "";
function lock_menu(Menu, cate)
{
	if (Menu)
	{
		var target_menu = document.getElementById(Menu);
		target_menu.src = (cate) ? "/" + cate + "/images/" + Menu + "_on.gif" : "images/"+Menu+"_on.gif";
		//alert(target_menu.src);
		basic_img = Menu;

	}
}

/*    ¿À¸¥ÂÊ Åܸ޴º -----------------*/
function tab(obj, su, cnt) {
	for(var i=1; i<cnt; i++) {
		if(i==su) {
			document.getElementById(obj+su).style.display="block";
		} else {
			document.getElementById(obj+i).style.display="none";
		}
	}
}

/*    ¿À¸¥ÂÊ ÅÜÀ̹ÌÁö º¯°æ -----------------*/
function tabImg(imgObj, imgSrc) {
	imgObj.src="/common/images/"+imgSrc;
}

function blockimg(id){
	for(var i=1; i<3; i++){
		if(i==id){
			document.getElementById('view'+i).style.display="block";
		} else {
			document.getElementById('view'+i).style.display="none";
		}
	}
}
function noneimg(id){
	document.getElementById('view'+id).style.display="none";
}

function view_table(start,end,id){
	for(i=start; i<=end; i++){
		if(id == i){
			document.all('content'+i).style.display = "block";
			document.all('Images'+i).src = "./images/tab0"+ i +"_on.gif";
		} else {
			document.all('content'+i).style.display = "none";
			document.all('Images'+i).src = "./images/tab0"+ i +".gif";
		}
	}
}

function view_layer3( c ) {
	for (i=3; i <=5; i++) {
		dg("content"+i).style.display="none";
		var tmp_img = img_name(dg("Images"+i).src);
		dg("Images"+i).src = "images/tab" + tmp_img + ".gif";
		//dg("Image"+i).src="images/tab0" + (i-6) + ".gif";
	}
	dg("content"+c).style.display = "block";
	var tmp_img = img_name(dg("Images"+c).src);
	dg("Images"+c).src="images/tab" + tmp_img + "_on.gif";
}



function chg_tab(su) {
	if (su == 1) {
		document.getElementById("tabImg1").src="/common/images/main_tab01_on.gif";
		document.getElementById("tabImg2").src="/common/images/main_tab02.gif";
		document.getElementById("tabMore").href=g4_path+"/"+g4_bbs+"/board.php?bo_table=notice";
		document.getElementById("tabBox1").style.display="block";
		document.getElementById("tabBox2").style.display="none";
	} else {
		document.getElementById("tabImg1").src="/common/images/main_tab01.gif";
		document.getElementById("tabImg2").src="/common/images/main_tab02_on.gif";
		document.getElementById("tabMore").href=g4_path+"/"+g4_bbs+"/board.php?bo_table=press";
		document.getElementById("tabBox1").style.display="none";
		document.getElementById("tabBox2").style.display="block";
	}
}