
// 메인 네비게이션 스왑이미지 기능 ----------------------------------------------------------------

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];}
}

// 를릭시 제목이 변경되는 리스트 ------------------------------------------------------------------

function showObject3(index)
{
	for(i=1;i<=3;i++)
	{
		layer_name = "div_" + i ;
		document.all[layer_name].style.visibility = "hidden";
		document.all[layer_name].style.display = "none";
	}

	var layer_name = "div_"+index;
	document.all[layer_name].style.visibility = "";
	document.all[layer_name].style.display = "block";
}

function showObject2(index)
{
	for(i=1;i<=2;i++)
	{
		layer_name = "div_" + i ;
		document.all[layer_name].style.visibility = "hidden";
		document.all[layer_name].style.display = "none";
	}

	var layer_name = "div_"+index;
	document.all[layer_name].style.visibility = "";
	document.all[layer_name].style.display = "block";
}

// 윈도우 오픈 ------------------------------------------------------------------------------------

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

//  클릭시 아래쪽에 내용쭉 스크립트 ---------------------------------------------------------------

function clickshow(num) {
	for (j=1;j<=2;j++) {
	menu=eval('document.all.contents_'+j+'.style');	
		if (num==j){
			if (menu.display=='block'){ 			       
				menu.display='none';					
			} else if(menu.display=='none') {					
				menu.display='block';
			}
		}else{
			menu.display='none';				
		}
	}
 }