function goForm(url){
	if(url != '')document.theForm.action = url;
	document.theForm.submit();
}
function goLink(url){
	if(url != '')document.location.href = url;
}
function goDel(){
	if(confirm('Á¤¸» »èÁ¦ ÇϽðڽÀ´Ï±î?')){
		document.theForm.mode.value='delete';
		document.theForm.submit();
	}
}
function input_add(table,tr_id) {
	var oTable    = document.getElementById(table);
	var oTr        = oTable.insertRow(oTable.rows.length);
	var oDate    = new Date();
	oTr.id        = tr_id + oDate.getTime();
	if(oTable.rows.length>10){
		alert('Ç׸ñ¼ö´Â 10°³±îÁö¸¸ ÀÔ·ÂÇϽʽÿÀ');
		return false;
	}
	var td_cnt=oTable.rows(parseInt(oTr.rowIndex) - 1).cells.length;
	for (var i=0; i<td_cnt; i++) {
		var oTd = oTable.rows(oTr.rowIndex).insertCell(oTr.cells.length);

		if(i==0){		
			oTd.style.textAlign='center';
			oTd.style.backgroundColor='#EAF2C9';
		}else{
			oTd.style.textAlign='left';
		}
		oTd.innerHTML = oTable.rows(parseInt(oTr.rowIndex) - 1).cells(i).innerHTML;
	}

	var ans_cnt=document.theForm.ans_no.length;
	for(i=0;i<ans_cnt;i++){
		document.theForm.ans_no[i].value=i+1;
	}
}
function input_del(table) {
	var oTable    = document.getElementById(table);
	//var tr_rows  = oTable.rows.length; // Å×À̺í row °³¼ö(TrÀÇ °³¼ö)
	var row_index = parseInt(oTable.rows.length) -1; // Å×À̺í row Áï TrÀÇ °íÀ¯ À妽º¸¦ ÁöÁ¤ÇÔ
	// trÀÌ ÇϳªÀ϶§´Â »èÁ¦ÇÏÁö ¾Ê´Â´Ù.
	if(row_index >= 1)
	{
	  oTable.deleteRow(row_index);
	}   
}
var checkflag = false;
function allcheck(theForm){
	var theForm=eval(theForm);
	if (checkflag == false) { 
		for( var i=0; i<theForm.elements.length; i++) { 
			var check = theForm.elements[i]; 
			theForm.elements[i].checked = true; 
		} 
		checkflag = true;
	}else {
		for( var i=0; i<theForm.elements.length; i++) { 
			var check = theForm.elements[i]; 
			theForm.elements[i].checked = false; 
		} 
		checkflag = false;
	}
	return; 
} 
function checkForm() {
   var f = document.theForm; 
   for(var i=0;i<f.elements.length;i++) {
      if(f.elements[i].type == 'checkbox') { 
         if(f.elements[i].checked == true) return true; 
      } 
   } 
   alert("¿ì¼± ¼±ÅÃÇØ ÁÖ¼¼¿ä."); 
   return false; 
} 
function allDel(url){
	var theForm = document.theForm;
	if(confirm('Á¤¸» »èÁ¦ÇϽðڽÀ´Ï±î?')){
		theForm.action = url;
		
	    if(checkForm()){
	       theForm.submit();
		}
	}
}
function ch(name,img){
	var imgUrl = "images/"
	name.src = imgUrl + img;
}


// F5¸¦ ´­·¶À»¶§ iframe ³»ºÎ¸¸ refresh µÇµµ·Ï ó¸®
document.onkeydown = trapRefresh;
function trapRefresh()
{
 if (event.keyCode == 116)
 {
  event.keyCode = 0; 
  event.cancelBubble = true; 
  event.returnValue = false;
  document.location.reload();
 }
} 

function popupOpen(url,width,height,option){
	var left = screen.availWidth/2 - width/2;
	var top = screen.availHeight/2 - height/2;

	popup=window.open(url,'','width='+width+',height='+height+',left='+left+',top='+top+','+option);
	popup.focus();
}
function JuminCheck(jnum_01, jnum_02){
	check_jumin = false
	// À߸øµÈ »ý³â¿ùÀÏÀ» °Ë»çÇÕ´Ï´Ù.
	b_Year = (jnum_02.charAt(0) <= "2") ? "19" : "20"
	/* 2000³âµµºÎÅÍ ¼º±¸º° ¹øÈ£°¡ ¹Ù²î¿´½¿À¸·Î ±¸º°¼ö°¡ 2º¸´Ù ÀÛ´Ù¸é
	1900³âµµ »ýÀ̵ǰí 2º¸´Ù Å©´Ù¸é 2000³âµµ ÀÌ»ó»ýÀÌ µË´Ï´Ù. 
	´Ü 1800³âµµ »ýÀº °è»ê¿¡¼­ Á¦¿ÜÇÕ´Ï´Ù.*/
	
	b_Year += jnum_01.substr(0, 2)
	// ÁֹιøÈ£ÀÇ ¾Õ¿¡¼­ 2ÀÚ¸®¸¦ À̾ 4ÀÚ¸®ÀÇ »ý³âÀ» ÀúÀåÇÕ´Ï´Ù.
	b_Month = jnum_01.substr(2, 2) - 1
	// ´ÞÀ» ±¸ÇÕ´Ï´Ù. 1À» »«°ÍÀº ÀÚ¹Ù½ºÅ©¸³Æ®¿¡¼­´Â 1¿ùÀ» 0À¸·Î Ç¥±âÇϱ⠶§¹®ÀÔ´Ï´Ù.
	b_Date = jnum_01.substr(4, 2)
	b_sum = new Date(b_Year, b_Month, b_Date)
	if ( b_sum.getYear() % 100 != jnum_01.substr(0, 2) || b_sum.getMonth() != b_Month || b_sum.getDate() != b_Date) {
	return check_jumin
	// »ý³â¿ùÀÏÀÇ Å¸´ç¼ºÀ» °Ë»çÇÏ¿© °ÅÁþÀÌ ÀÖÀ»½Ã ¿¡·¯¸Þ¼¼Áö¸¦ ³ªÅ¸³¿
	}
	
	total = 0
	temp = new Array(13)
	for(i=1; i<=6; i++) temp[i] = jnum_01.charAt(i-1)
	for(i=7; i<=13; i++) temp[i] = jnum_02.charAt(i-7)
	for(i=1; i<=12; i++) {
	k = i + 1
	if(k >= 10) k = k % 10 + 2
	/* °¢ ¼ö¿Í °öÇÒ ¼ö¸¦ »Ì¾Æ³À´Ï´Ù. °ö¼ö°¡ ¸¸ÀÏ 10º¸´Ù Å©°Å³ª °°´Ù¸é
	°è»ê½Ä¿¡ ÀÇÇØ 2·Î ´Ù½Ã ½ÃÀÛÇÏ°Ô µË´Ï´Ù. */
	total = total + (temp[i] * k)
	// °¢ ÀÚ¸®¼ö¿Í °è»ê¼ö¸¦ °öÇÑ°ªÀ» º¯¼ö total¿¡ ´©ÀûÇÕ»ê½Ãŵ´Ï´Ù.
	}
	
	last_num = (11- (total % 11)) % 10
	// ¸¶Áö¸· °è»ê½ÄÀ» º¯¼ö last_num¿¡ ´ëÀÔÇÕ´Ï´Ù.
	if(last_num == temp[13]) check_jumin = true
	// laster_numÀÌ ÁֹιøÈ£ÀǸ¶Áö¸·¼ö¿Í °°Àº¸é ÂüÀ» Ʋ¸®¸é °ÅÁþÀ» ¹ÝȯÇÕ´Ï´Ù.
	else check_jumin = false
	return check_jumin
}
function emailCheck (emailStr) {
// Email check ÇÔ¼ö
var emailPat=/^(.+)@(.+)$/
var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]"
var validChars="\[^\\s" + specialChars + "\]"
var firstChars=validChars
var quotedUser="(\"[^\"]*\")"
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
var atom="(" + firstChars + validChars + "*" + ")"
var word="(" + atom + "|" + quotedUser + ")"
var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")

var matchArray=emailStr.match(emailPat)
if (matchArray==null) {
alert("E-mail ÁÖ¼Ò°¡ Á¤È®ÇÏÁö ¾Ê½À´Ï´Ù.\n @ ¿Í . À» È®ÀÎÇϽʽÿÀ")
return false
}
var user=matchArray[1]
var domain=matchArray[2]

if (user.match(userPat)==null) {
alert("¸ÞÀÏ ¾ÆÀ̵𰡠Á¤È®ÇÑ °Í °°Áö ¾Ê½À´Ï´Ù.")
return false
}

var IPArray=domain.match(ipDomainPat)
if (IPArray!=null) {
for (var i=1;i<=4;i++) {
if (IPArray[i]>255) {
alert("IP°¡ Á¤È®ÇÏÁö ¾Ê½À´Ï´Ù!")
return false
}
}
return true
} 

var domainArray=domain.match(domainPat)

if (domainArray==null) {
alert("µµ¸ÞÀÎ À̸§ÀÌ Á¤È®ÇÑ °Í °°Áö ¾Ê½À´Ï´Ù.")
return false
}
var atomPat=new RegExp(atom,"g")
var domArr=domain.match(atomPat)
var len=domArr.length

if (domArr[domArr.length-1].length<2 ||
domArr[domArr.length-1].length>3) {
alert("µµ¸ÞÀθíÀÇ ±¹°¡ÄÚµå´Â 2ÀÚº¸´Ù Å©°í 3ÀÚº¸´Ù ÀÛ¾Æ¾ß ÇÕ´Ï´Ù")
return false
}

if (domArr[domArr.length-1].length==2 && len<3) {
var errStr="This address ends in two characters, which is a country"
errStr+=" code. Country codes must be preceded by "
errStr+="a hostname and category (like com, co, pub, pu, etc.)"
alert(errStr)
return false
}

if (domArr[domArr.length-1].length==3 && len<2) {
var errStr="ÀÌ ÁּҴ ȣ½ºÆ®¸íÀÌ ÀÏÄ¡ÇÏÁö ¾Ê½À´Ï´Ù"
alert(errStr)
return false
}
return true;
}


function Numberchk(){
    if ((event.keyCode<48)||(event.keyCode>57)){
        alert("¼ýÀÚ¸¸ ÀÔ·ÂÇϽʽÿÀ. ");
        event.returnValue=false;
    }
}

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_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_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];}
}

function MM_showHideLayers() { //v6.0
  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; }
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function imgResize(name,max_width){
	var width = eval("document."+name+".width");
	//var max_width= max_width;   // À̹ÌÁöÀÇ ÃÖ´ë Å©±â     
	if ( width > max_width ) {
		eval("document."+name+".width = max_width");
	}
}




function viewAnswer(id){
	var answer=eval('document.all.'+id);
	if(answer.style.display=='none'){
		answer.style.display='block';
	}else{
		answer.style.display='none';
	}
}

function getFileExtension(filePath){  // ÆÄÀÏÀÇ È®ÀåÀÚ¸¦ °¡Á®¿Å
    var lastIndex = -1;
    lastIndex  = filePath.lastIndexOf('.');
    var extension = "";

 if(lastIndex != -1){
  extension = filePath.substring( lastIndex+1, filePath.len );
 }else{
  extension = "";
 }
    return extension;
}

function fnImg_Check(value){   // ÆÄÀÏ È®ÀåÀÚ Ã¼Å©Çϱâ.
    var src = getFileExtension(value);
	if(!((src.toLowerCase() == "gif") || (src.toLowerCase() == "jpg") || (src.toLowerCase() == "jpeg") || (src.toLowerCase() == "bmp"))){
        return 'ùÆÄÀÏÀº À̹ÌÁö¸¸ ¾÷·Îµå °¡´ÉÇÕ´Ï´Ù.';
    }else{
		return '';
	}
}

function fileReset(name){
	var files =document.getElementsByName(name);
	files[0].select();
	document.selection.clear;
	//document.execCommand('Delete');
}

function LoadImg(value){
    var imgInfo = new Image();
    imgInfo.onload = img_Load;
    imgInfo.src = value;
}

function img_Load(){
    var imgWidth, imgHeight, imgFileSize;
    var maxFileSize = 30;  // À̹ÌÁö»çÀÌÁî Á¦ÇÑ(5MB(5000))--> 30k

    imgWidth  = this.width;
    imgHeight  = this.height;
    imgFileSize  = Math.round(this.fileSize/1024);

 if (imgFileSize > maxFileSize){
        alert("The Size of the file must be smaller than 30K");
        return;
    } 
}

function popupImg(imgObj) {
	var img = new Image(); //img¶ó´Â À̹ÌÁö °´Ã¼ »ý¼º
	img.src = imgObj.src; //img.±×¸²ÆÄÀÏÁÖ¼Ò¿¡ Æ˾÷¿¡ ¶ç¿ï·Á´Â ±×¸²ÆÄÀÏ ÁÖ¼Ò ÀúÀå
	var openWindow = window.open("", "", "width="+img.width+", height="+img.height); //±×³É ¾Æ¹«°Íµµ ¾ø´Â Æ˾÷À» ¶ç¿îÈÄ
	
	//ÇØ´ç Æ˾÷â¿¡ À̹ÌÁö¸¦ Ãâ·ÂÇÑ´Ù.
	openWindow.document.write("<html><head><title>À̹ÌÁöº¸±â</title><meta http-equiv=\"Content-Type\" content=\"text/html; charset=euc-kr\"><head>");
	openWindow.document.write("<body leftmargin=0 topmargin=0>");
	openWindow.document.write("<img src=\""+img.src+"\" onclick='self.close();' style='cursor:hand;' alt='À̹ÌÁö¸¦ Ŭ¸¯Çϸé âÀÌ ´ÝĨ´Ï´Ù.'>");
	openWindow.document.write("</body></html>");
}

function resizeIFrame() {
	if ( window.name ) {
		if ( document.all ) {
			if ( parent && parent.document.all[window.name] )
				parent.document.all[window.name].height = document.body.scrollHeight
		} else {
			var i = parent.document.getElementsByName(window.name);
			if ( i && i[0] )
				i[0].style.height = parent.frames[window.name].document.height + 'px';
		}
	}
}



function bluring(){ 
if(event.srcElement.tagName=="A"||event.srcElement.tagName=="IMG") document.body.focus(); 
}
document.onfocusin=bluring; 

border="0"