// JavaScript Document

/* show - hide */
function MM_showHideLayers() { //v9.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}


/* Æ÷Ä¿½º(ÀÎDz) */
function focusEvent(tBox, color) {
	tBox.style.backgroundImage = "";
	if(color == null) color = "";
	tBox.style.background = color;
}


/* openBrWindow */
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

/* swapImg */
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];}
}

/* ·¹À̾ºê¸Þ´º */

function div_layer(name,num){ 
if(num==1) document.getElementById(name).style.display=''; 
else document.getElementById(name).style.display='none'; 
} 

/* faq  */

var onoff=0;
var re_num=5;
function faq_list(num){
	 var target = document.getElementById("opinion").getElementsByTagName('ul');

	var Maxnum = target.length;

	if(re_num==num && onoff==0){

		target[num-1].getElementsByTagName('li')[1].style.display = 'none';
		onoff=1;

	}else{
		for(i=0; i<Maxnum; i++){
		target[i].getElementsByTagName('li')[1].style.display = 'none';
		}
		target[num-1].getElementsByTagName('li')[1].style.display = '';
		onoff=0;
		re_num=num;
	}
}


function addLoadEvent(func){
	var oldonload = window.onload;
	if(typeof window.onload != 'function'){
		window.onload = func;
	}else{
		window.onload = function(){
			if(typeof oldonload != 'function' ) {
				oldonload();
//				window.onload;
			}
			func();
		}
	}
}

/*   ¸ÞÀÎ °Ô½ÃÆÇ ¼±Åà      */
function only_tab_board(){
	if(!document.getElementById("main_board")) return false;
	var source = document.getElementById("main_board").getElementsByTagName("img");
	for(i=0; i<source.length-1; i++){
		source[i].count = i+1;
		source[i].onclick = function(){

				for(j=0; j<source.length-1; j++){
					source[j].src = source[j].src.replace("_on", "_off");
					document.getElementById("tab_text_" + [j+1]).style.display = "none" ;
				}
				this.src = this.src.replace("_off", "_on");
				document.getElementById("tab_text_" + [this.count]).style.display = ""  ;

			return false;
		} // end of onclick
	}
}
addLoadEvent(only_tab_board)

function sel_down_menu( mx, id ) {
	if(!document.getElementById("top_menu_down_area")) return false;
	for( j=0; j<mx; j++ ) {
		if( (j+1) == id ) {
			document.getElementById("menu_down_" + [j+1]).style.display = "" ;	
		} else {
			document.getElementById("menu_down_" + [j+1]).style.display = "none" ;	
		}
	}
}

function resize_it(width, height) {
	try {
		document.getElementById("ifrm_content").width = width;
		document.getElementById("ifrm_content").style.width = width;
		document.getElementById("ifrm_content").height = height;
		document.getElementById("ifrm_content").style.height = height;
	} catch(e) {};
}


String.prototype.ltrim = function() {
	var re = /\s*((\S+\s*)*)/;
	return this.replace( re, "$1");
}

String.prototype.rtrim = function() {
	var re = /((\s*\S|)*)\s*/;
	return this.replace( re, "$1");
}

String.prototype.trim = function() {
	return this.ltrim().rtrim();
}

function click() {
	if ((event.button==2) || (event.button==2)) {
		alert('Á˼ÛÇÕ´Ï´Ù. ¿À¸¥ÂÊ ¸¶¿ì½º ±ÝÁöÀÔ´Ï´Ù.');
	}
}