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];}
}


//==============================================================================
// date validation
//==============================================================================
function ValidDate(obj) {
    var input = obj.value.replace(/-/g,"");

    if(input.length == 0){
      alert("please enter the date");
      obj.value = '';
      obj.focus();
      return true;
    }
    var inputYear  = input.substr(0,4);
    var inputMonth = input.substr(4,2) - 1;
    var inputDate  = input.substr(6,2);
    var resultDate = new Date(inputYear, inputMonth, inputDate);

    if ( resultDate.getFullYear() != inputYear ||
         resultDate.getMonth() != inputMonth ||
         resultDate.getDate() != inputDate)   {
          alert(obj.value + " not available.");
          obj.value = "";
          obj.focus();
          return true;
    }
    else {
      obj.value = inputYear + "-" + input.substr(4,2)  + "-" + inputDate;
      return false
    }
}


//==============================================================================
// fill out field check. does not allow space only
//==============================================================================
function isFieldCheck(theField, sFieldName){

	var sValue = theField.value.replace(/\s/g, "");
	if (sValue.length == 0) {
		alert(sFieldName + "를 입력하세요.");
		theField.focus();
		return true;
	}
	return false;
}

//==============================================================================
// allow only digit value in form field.
// use: onKeyUp="onlyDigit(this);"
//==============================================================================
function onlyDigit( obj ){
    if ( isNaN(obj.value) ) {
        alert("숫자(0~9)만 입력가능합니다.");
        obj.value='';
        obj.focus();
    }
    return;
}


//==============================================================================
//
// use:
//==============================================================================
function isRadioCheck( theField, sFieldName ){
    var isChecked = false;
    for(var i=0 ; i < theField.length; i++){
        if( theField[i].checked ){
            isChecked = true;
            break;
        }
        else
            isChecked = false;
    }
    if ( isChecked == false) {
            alert(sFieldName + "를 체크하세요.");
            theField[0].focus();
            return true;
        }
    else
        return false;
}


//==============================================================================
// input form value check: has non alpabet charecter
//==============================================================================
function isAlpaCheck( theField, sFName ) {

    var inStr = theField.value.replace(/\s/g, "");
    var inLen = theField.value.length;

    if( inLen < 1 ){
        alert(sFName + "를 입력하세요.");
        theField.focus();
        return true;
    }

		for (var i=0; i< inLen; i++){
			var ch = inStr.substring(i, i+1);
			if(!IsAlpha(ch)) {
				alert("알파벳(a~z or A~Z)만 입력가능합니다.");
				theField.value = "";
				theField.focus();
				return true;
			}
		}
    return false;
}

	function IsAlpha(val)
  {
    if((val >= 'a' && val <= 'z') || (val >= 'A' && val <= 'Z'))
      return true;
    else
      return false;
  }

//==============================================================================
// input form value check: has non quotation charecter
//==============================================================================
function hasQuotCheck(theField, sFName, m) {

    var inStr = theField.value.replace(/\s/g, "");
    var inLen = theField.value.length;

    if( m == '1' && inLen < 1 ){
        alert(sFName + "를 입력하세요.");
        theField.focus();
        return true;
    }

		if( inLen > 0 ){
			for (var i=0; i< inLen; i++){
				var ch = inStr.substring(i, i+1);
				if(hasQuot(ch)){
					alert("특수문자 ', \"는 입력할 수 없습니다.");
					theField.focus();
					return true;
				}
			}
		}
    return false;
}

	function hasQuot(val)
  {
    if(val == "'" || escape(val) == 34 )
      return true;
    else
      return false;
  }

//==============================================================================
//
// use:
//==============================================================================
function isDigitCheck( theField, sFieldName, bNeeds ) {

    var inStr = theField.value.replace(/\s/g, "");
    var inLen = theField.value.length;
    if( bNeeds == 1 && inLen < 1 ){
        alert(sFieldName + "를 입력하세요.");
        theField.focus();
        return true;
    }

    if ( inLen > 0 )
    {
        for (var i=0; i< inLen; i++){
            var ch = inStr.substring(i, i+1);
            if ( (ch < "0" || ch > "9") && ch != "." && ch != "-" && ch != "," && ch != "+") {
                alert("숫자(0~9)와 + 그리고 -만 입력가능합니다.");
                theField.value = "";
                theField.focus();
                return true;
            }
        }
    }
    return false;
}

//==============================================================================
// email check
//==============================================================================
function isEmailCheck( theField, sReq ){
    if( sReq != "" ){
        if( isFieldCheck( theField, "email" ) ) return true;
    }
    if( theField.value.length > 0 ){
        if( theField.value.indexOf("@") == -1 || theField.value.indexOf(".") == -1 ){
                alert("이메일 주소를 확인하여주십시오");
                theField.focus()
                return true;
        }
    }
    return false;
}

// 이메일 체크
function isValidateEmail(email,chk) {

	var regExp = /^[_a-z0-9]{2,}@[-a-z0-9]{2,}?\.[a-z0-9]{2,}/i;

	if(chk == true) {
		if(!regExp.test(email) || check_key(email)==3) {
			alert("이메일 형식이 잘못되었습니다.");
			return false;
		}
		else {
			return true;
		}
	}
	else {
		return true;
	}
}

function check_key(check_string) {
	var char_ASCII = check_string.charCodeAt(check_string.length-1);

    //숫자
    if (char_ASCII >= 48 && char_ASCII <= 57 )
		return 1;
	//영어
	else if ((char_ASCII>=65 && char_ASCII<=90) || (char_ASCII>=97 && char_ASCII<=122))
		return 2;
	//특수기호
	else if ((char_ASCII>=33 && char_ASCII<=47) || (char_ASCII>=58 && char_ASCII<=64)
			|| (char_ASCII>=91 && char_ASCII<=96) || (char_ASCII>=123 && char_ASCII<=126))
		return 4;
	//한글
	else if ((char_ASCII >= 12592) || (char_ASCII <= 12687))
		return 3;
	else
		return 0;
}
//==============================================================================
// select box check
//==============================================================================
function isSelectCheck(theField, sName){
    if ( theField.selectedIndex == 0 ) {
            alert("please select "+sName);
            theField.focus();
            return true;
        }
    else
        return false;
}



//==============================================================================
// about cookie
//==============================================================================
function getCookie(name){
	var namestr = name + "=";
	var namelen = namestr.length;
	var cookielen = document.cookie.length;

	var i = 0;
	while( i < cookielen){
		var j = i + namelen;
		if(document.cookie.substring(i,j) == namestr){
			var end = document.cookie.indexOf(";",j);
			if(end == -1)
				end = document.cookie.length;
			return unescape(document.cookie.substring(j,end));
		}
		i = document.cookie.indexOf("",i)+1;
		if(i = 0) break;
	}
	return null;
}

//==============================================================================

function setCookie(name, value){
	var expires = new Date();
	var path,domain,secure;

	var argv = setCookie.arguments;
	var argc = setCookie.arguments.length;

	if(argc > 2){
		expires.setTime(expires.getTime() + (1000*60*argv[2]));
	}
	else{
		expires = null;
	}
	path   = (argc > 3) ? arg[3] : null;
	domain = (argc > 4) ? arg[4] : null;
	secure = (argc > 5) ? arg[5] : false;
	document.cookie = name + "=" + escape(value) + ((expires == null) ? "" : (";expires=" + expires.toGMTString())) +
	((path == null) ? "" : (";path=" + path)) +
	((domain == null) ? "" : (";domain=" + domain)) +
	((secure == null) ? "secure" : "");
}

/*******************************************************
 * usages:
  <script language="javascript" src="ieupdate.js"></script>
  <script language="javascript">
	  playObject( flashfilePath/name, width, height );
  </script>
 *******************************************************/

function playObject( sObjSrc, nWidth, nHeight, sWMode ){
  document.write("<object id='myFlash' classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' ");
  document.write("codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,22,0' ");
  document.write("width='" + nWidth + "' height='" + nHeight + "'>");
  document.write("<param name='movie' value='" + sObjSrc + "'>");
  document.write("<param name='quality' value='high'>");
  if( sWMode == "1" ) document.write("<param name='wmode' value='transparent'>");
  document.write("<embed src='" + sObjSrc + "' ");
  document.write("quality='high' ");
  document.write("pluginspage='http://www.macromedia.com/go/getflashplayer' ");
  document.write("type='application/x-shockwave-flash' ");
  document.write("width='" + nWidth + "' height='" + nHeight + "'></embed> ");
  document.write("</object>");
}



function F5keydown(){
  if(event.keyCode== 116) {
    window.event.keyCode = "";
    return false;
  }
}

// img file check

function isImgFileCheck( theObj ){
  if(theObj){
    var sValue = theObj.value;
    if( sValue.length > 0 ){
        if( sValue.indexOf(".jpg") > 0 || sValue.indexOf(".gif") > 0 || sValue.indexOf(".bmp") > 0 || sValue.indexOf(".JPG") > 0 || sValue.indexOf(".GIF") > 0 || sValue.indexOf(".BMP") > 0 )
            return false;
        else{
            alert("You can upload only image file.\ncurrent file name:" + sValue );
            theObj.value = "";
            theObj.focus();
            return true;
        }
    }
  }
  return false;
}


function viewPhoto(pno){
    if( pno ){
        var frm = document.getElementById("frmList");
        frm.idx.value = pno;
        frm.submit();
    }

}

function listPhoto(){
    var frm = document.getElementById("frmList");
    frm.action = "./photo.php";
    frm.submit();
}

function chngPage(n){
    var frm = document.frmList;
    if( n > 0 ){
      frm.action = frm.goAct.value + ".php";
      frm.page.value = n;
      frm.submit();
    }
}

function viewPage(idx){
    var frm = document.frmList;
    if( idx > 0){
      frm.action = frm.goAct.value + "_view.php";
      frm.idx.value = idx;
      frm.submit();
    }
    else{
        alert("더 이상 이동할 페이지가 없습니다!");
        return;
    }
}
function goList(){
    var frm = document.frmList;

    frm.action = frm.goAct.value + ".php";
    frm.submit();
}

function viewNotice(idx){
  if( idx ){
    var frm = document.frmList;
    frm.goAct.value = "/html/schedule/notice";
    viewPage(idx);
  }
}

function viewNews(idx){
  if( idx ){
    var frm = document.frmList;
    frm.goAct.value = "/html/pds/news";
    viewPage(idx);
  }
}

function viewEvent(idx){
  if( idx ){
    var frm = document.frmList;
    frm.goAct.value = "/html/schedule/past";
    viewPage(idx);
  }
}

function Trim(str) {
	var count = str.length, len = count, st = 0
    while ((st < len) && (str.charAt(st) <= ' ')) st++
    while ((st < len) && (str.charAt(len - 1) <= ' ')) len--

    return ((st > 0) || (len < count)) ? str.substring(st, len) : str
}

/// ******** 새창 가운데서 띄우기
function openWin(Url, Name, w, h, scroll) {
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	var Options = 'height=' + h + ', width=' + w + ',top= ' + wint + ',left=' + winl + ',scrollbars=' + scroll + ',resizable=no,status=yes';
	var win = window.open(Url, Name, Options)
	win.window.focus();
}

var win2;
//==============================================================================
// open new popup window where center of user's screen
// use: PopUp(sTargetURL, nWindow_width, nWindow_height, nScrollBar_YesOrNo)
//==============================================================================
function PopUp(newUrl, w, h, sb) {
      var winx = (screen.width - w) / 2 ;
      var winy = (screen.height - h) / 2;
      if( sb == '' ) sb = 0;
      features  = 'width=' + w + ',height=' + h + ',top=' + winy + ',left=' + winx;
      features += ',locationbar=no,toolbar=no';
      features += ',menubar=no,resizable=yes,status=no,scrollbars=';
      features += sb;
      if (win2 && !win2.closed)  win2.window.close();

      win2 = window.open(newUrl, 'popup', features)

      if(win2.focus) win2.focus();
}

function zip_search(obj1,obj2,obj3,obj4) {
	openWin("/srv/lib/zipcode.php?obj1="+obj1+"&obj2="+obj2+"&obj3="+obj3+"&obj4="+obj4,"zip","398","337","no");
}