// BASIC SCRIPT
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_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_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-3);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];}
}


// LAYER SHOW HIDE
function cu(OBJ){
	if (OBJ == 1){ 
		cu1.style.display = ""; 
		cu2.style.display = "none"; 
		cu3.style.display = "none"; 
		cu4.style.display = "none"; 
	} else if (OBJ == 2){  
		cu1.style.display = "none"; 
		cu2.style.display = ""; 
		cu3.style.display = "none";
		cu4.style.display = "none"; 
	} else if (OBJ == 3){  
		cu1.style.display = "none"; 
		cu2.style.display = "none"; 
		cu3.style.display = "";
		cu4.style.display = "none"; 
	} else if (OBJ == 4){  
		cu1.style.display = "none"; 
		cu2.style.display = "none"; 
		cu3.style.display = "none";
		cu4.style.display = ""; 
	} 
}

/**
 * SpanÀÌ º¸À̵µ·Ï ¼³Á¤
 * @param name SpanÀÇ id
 * @param seq ÇØ´ç SpanÀÇ ¼ø¼­
**/
function setShowSpan(name, seq){
	leng = eval("document.all." + name + ".length");
	if(leng + "" == "undefined"){
		eval("document.all." + name + ".style.display = 'inline';");
	}else{
		for(i=0;i<leng;i++){
			eval("document.all." + name + "[" + i + "].style.display = 'none';");
		}
		eval("document.all." + name + "[" + seq + "].style.display = 'inline';");
	}
}