//메인 프리미엄 전용 텝메뉴
var prevImg  = new Array();
prevImg[1]  = "img_1";


var prevLayer = new Array();
prevLayer[1] = "layer_1";




 function viewLayer(nowLayer,no)
 {
  document.all[prevLayer[no]].style.display = "none";
  document.all[nowLayer].style.display = "";
  prevLayer[no] = nowLayer;
 }

 function changeImg(nowImg,no)
 {
  if ( nowImg != prevImg[no] )
  {
		if ( prevImg[no] != "" )
		{
			prevImgSrc = document.all[prevImg[no]].src.replace("_on.gif",".gif");
			document.all[prevImg[no]].src = prevImgSrc.replace(".gif","_off.gif");
		}
		nowImgSrc = document.all[nowImg].src.replace("_off.gif",".gif");

		document.all[nowImg].src = nowImgSrc.replace(".gif","_on.gif");
		prevImg[no] = nowImg;
  }
 }


<!-- // preload photos 
var mypix = new Array() 
function preloadImages(){ 
  for (i=0; i<preloadImages.arguments.length;i++){ 
    mypix[i]=new Image(); 
    mypix[i].src=preloadImages.arguments[i]; 
  } 
} // now allocate first photo 
thispic = 0; 
var isIE=document.all?true:false; 
var isNS4=document.layers?true:false; 
var isNS6=navigator.userAgent.indexOf("Gecko")!=-1?true:false;// now change photo to next 
function processnext(){ // check if more pics 
  if(!document.images)return; 
  thispic=(thispic+1)%mypix.length; 
  if(isIE) 
    document.all.pic1.src = mypix[thispic].src; 
  else if(isNS4) 
    null; 
  else if(isNS6) 
    null; 
} 



function initImgs() 
{ 
  preloadImages("img/black_tab_tit_01_off.gif", 
                "img/black_tab_tit_02_on.gif", 
                "img/black_tab_tit_03_on.gif", 
                "img/black_tab_tit_04_on.gif", 
                "img/black_tab_tit_05_on.gif", 
                "img/black_tab_tit_06_on.gif"); 
}//--> 




//메인 프리미엄 이외 텝메뉴
function change_text(num)
{
	for ( i=1 ; i<3 ; i++ )
	{
		disp = i == num ? '' : 'none';
		document.getElementById('room_text_'+i).style.display = disp;
	}
}


function change_text2(num)
{
	for ( i=1 ; i<7 ; i++ )
	{
		disp = i == num ? '' : 'none';
		document.getElementById('room_text2_'+i).style.display = disp;
	}
}


function change_text3(num)
{
	for ( i=1 ; i<5 ; i++ )
	{
		disp = i == num ? '' : 'none';
		document.getElementById('room_text3_'+i).style.display = disp;
	}
}

function change_text4(num)
{
	for ( i=1 ; i<3 ; i++ )
	{
		disp = i == num ? '' : 'none';
		document.getElementById('room_text4_'+i).style.display = disp;
	}
}