/* À̹ÌÁö ¿À¹ö¾Æ¿ô */
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];}
}

/* ·¹ÀÌ¾î ¿À¹ö¾Æ¿ô */
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

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_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}


/* Á¡ÇÁ ¸Þ´º */
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

/* Æ˾÷â ¶ç¿ì±â */
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

/* alert â ¶ç¿ì±â */
function MM_popupMsg(msg) { //v1.0
  alert(msg);
}

/* ž¹öÆ° */
function topPage() { 
document.body.scrollTop = 0; 
} 


/* ÅؽºÆ® À̹ÌÁö Á¡¼±Å׵θ® ¾ø¾Ö±â */
function bluring(){ 
if(event.srcElement.tagName=="A"||event.srcElement.tagName=="IMG") document.body.focus(); 
} 
document.onfocusin=bluring; 


function Onclick_Href(url){
 location.href=url;
}


/* ·¹µð¿À ¹öÆ° üũ */
function checkRadio(field) {
		var field=eval("document.forms[0]."+ field );

        for(var i=0;i<field.length;        i++) { // ¶óµð¿À¹öÆ°ÀÇ °¹¼ö-1 ¸¸Å­ ·çÇÁ¸¦ µ¹¸³´Ï´Ù
                if (field[i].checked == true) { // üũµÈ ¹öÆ°À» ãÀ¸¸é
                return false;
                }
        }
        if(i==field.length) {        
        	field[0].focus();
        	all_Field_Valid = false;

          return true;
        }
}


/* FAQ */
var preNum;
var flag=1;
function changeLayer(sNum){
	if(sNum==preNum && flag==1){
		//alert('a');
		temp = eval("document.all."+sNum);
		if(temp){
			temp.style.display='none';
			flag=0;
		}
	}else if(sNum==preNum && flag==0){
		//alert('b');
		temp = eval("document.all."+sNum);
		if(temp){
			temp.style.display='';
			flag=1;
		}
	}else if(sNum!=preNum){
		//alert('c');
		temp = eval("document.all."+preNum);
		if(temp)
			temp.style.display='none';

		temp1 = eval("document.all."+sNum);
		if(temp1)
			temp1.style.display='';
		flag=1;
	}
	preNum=sNum;
}

// 
function familysite(obj, val) {
    window.open(val,"_blank","")
    obj.selectedIndex = 0;
}

function trim(s) {
    var t = "";
    var from_pos = to_pos = 0;

    for (i=0; i<s.length; i++) {
        if (s.charAt(i) == ' ')
            continue;
        else {
            from_pos = i;
            break;
        }
    }

    for (i=s.length; i>=0; i--) {
        if (s.charAt(i-1) == ' ')
            continue;
        else {
            to_pos = i;
            break;
        }
    }

    t = s.substring(from_pos, to_pos);
    return t;
}

// ÀÚ¹Ù½ºÅ©¸³Æ®·Î PHPÀÇ number_format Èä³»¸¦ ³¿
// ¼ýÀÚ¿¡ , ¸¦ Ãâ·Â
function number_format(data) {
    var tmp = '';
    var number = '';
    var cutlen = 3;
    var comma = ',';
    var i;

    len = data.length;
    mod = (len % cutlen);
    k = cutlen - mod;
    for (i=0; i<data.length; i++) {
        number = number + data.charAt(i);
        
        if (i < data.length - 1) 
        {
            k++;
            if ((k % cutlen) == 0) 
            {
                number = number + comma;
                k = 0;
            }
        }
    }

    return number;
}

// , ¸¦ ¾ø¾Ø´Ù.
function no_comma(data) {
    var tmp = '';
    var comma = ',';
    var i;

    for (i=0; i<data.length; i++) {
        if (data.charAt(i) != comma)
            tmp += data.charAt(i);
    }
    return tmp;
}

// üũ¹Ú½º Åä±Û
function check_all(f) {
    (f.chkall.checked == true) ? val = true : val = false;

    if (f.elements['chk[]'] != null) {
        obj = f.elements['chk[]'];
        len = f.elements['chk[]'].length;
    } else return;

    if (len != null) {
        for (i = 0; i < len; i++) {
            obj[i].checked = val;
        }
    } else
        obj.checked = val;
}

// üũ¹Ú½º, ¶óµð¿À Ä«¿îÆ®
function checked_count(obj) {
    var arr = new Array();
    var j = 0;

    if (typeof(obj) == 'object') {
        if (obj.length == 'undefined') var len = 1;
        else var len = obj.length;
    } else if (typeof(obj) == 'undefined') var len = 0;

    if (len > 0) {
        for(i = 0; i < len; i++) {
            if (obj[i].checked == true) {
                arr[j] = i;
                j++;
            }
        }
    } else
        if (obj.checked == true) arr[0] = 0;
        
    return arr;
}

// »èÁ¦ °Ë»ç È®ÀÎ
function del_check(href) {
    if(confirm("»èÁ¦ÇÑ ÀÚ·á´Â º¹±¸ÇÒ ¼ö ¾ø½À´Ï´Ù.\nÁ¤¸»·Î »èÁ¦ÇϽðڽÀ´Ï±î?")) 
        document.location.href = href;
}