var domain = document.domain; // Áñ°Üã±â ÇÔ¼ö¿¡¼­ »ç¿ëµÉ µµ¸ÞÀÎ Á¤º¸
var errorBackColor = "#FFE4E1";//¿¡·¯°¡ ¹ß»ýµÈ Æû¿ä¼ÒÀÇ ¹è°æ »ö±ò

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];}
}

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

function bookmark(title){//Áñ°Üã±â 
	window.external.AddFavorite(title);
}

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

document.onfocusin=bluring;

function ReadCookie(name) {
	var label = name + "=";
	var labelLen = label.length;
	var cLen = document.cookie.length;
	var i = 0;

	while (i < cLen) {
		var j = i + labelLen;
		if (document.cookie.substring(i, j) == label) {

			var cEnd = document.cookie.indexOf(";", j);
			if (cEnd == -1) cEnd = document.cookie.length;
			return unescape(document.cookie.substring(j, cEnd));

		}
		i++;
	}
	return "";
}

function SaveCookie(name, value, expire) {
	var eDate = new Date();
	eDate.setDate(eDate.getDate() + expire);
	document.cookie = name + "=" + value + "; expires=" +  eDate.toGMTString()+ "; path=/";
}

// ÇØ´ç obj ¸®ÅÏ.
function getFlashMovieObject(movieName){
	if (window.document[movieName]) {
		return window.document[movieName];
	}
	if (navigator.appName.indexOf("Microsoft Internet")==-1){
		if (document.embeds && document.embeds[movieName])
		return document.embeds[movieName]; 
	}else{ 
		return document.getElementById(movieName);
	}
}

function view_guide(){
	window.open('http://www.anyedu.net/v2/faq_guide.htm','guide2','width=720,height=560,top=20,left=100');
}

// GNB »çÀÌÁî ¼³Á¤.
/*
function flash_gnb_size(value){
	var container = getFlashMovieObject("GNB");
	container.height = value;
}

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

var isNS = (navigator.appName == "Netscape") ? 1 : 0;
var EnableRightClick = 0;

if(isNS) document.captureEvents(Event.MOUSEDOWN||Event.MOUSEUP);

function mischandler(){
  if(EnableRightClick==1){ return true; }
  else {return false; }
}

function mousehandler(e){
  if(EnableRightClick==1){ return true; }
  var myevent = (isNS) ? e : event;
  var eventbutton = (isNS) ? myevent.which : myevent.button;
  if((eventbutton==2)||(eventbutton==3)) return false;
}

function keyhandler(e) {
  var myevent = (isNS) ? e : window.event;
  if (myevent.keyCode==96)  EnableRightClick = 1;
  return;
}

function getObject(objectId) {//ºê¶ó¿ìÀú¿¡ »ó°ü¾øÀÌ °¢ ¿¤¸®¸ÕÆ®(¾ÆÀ̵𸦠°¡Áö´Â ű×) Á¤º¸¸¦ °¡Á®¿À´Â ÇÔ¼ö
	if(document.getElementById && document.getElementById(objectId)) {
		return document.getElementById(objectId); // check W3C DOM
	}else if (document.all && document.all(objectID) ){
		return document.all(objectID); // IE4
	}else if (document.layers && document.layers[objectID]) {
		return document.layer[objectID]; // NN4
	}else {
		return false;
	}
}	

document.oncontextmenu = mischandler;
document.onkeypress = keyhandler;
document.onmousedown = mousehandler;
document.onmouseup = mousehandler;

*/

/*
* ±æÀÌÁ¦ÇѸ¸ üũ
* usage : checkByLimit([¿ä¼Ò°´Ã¼¸í(½ºÆ®¸µ)],[Á¦ÇѱæÀÌ(¼ýÀÚ)]);
* onchange¿Í onkeyupÀ̺¥Æ®¿¡ ¸ðµÎ °É¾îÁÖ¾î¾ß ÇÑ´Ù.
*/
function checkByLimit(elementName,maxLength){

	var contentVal = document.getElementById(elementName).value;
	var contentMaxLen = maxLength;
	var tmpChar = '';
	var resultStr = '';
	var len = 0;
	var cnt = contentVal.length;
	if(cnt == 0){
		tmpChar = maxLength *2;
	}else{
		for(var i=0;i<cnt;i++){
			tmpChar = contentVal.charAt(i);
			if(escape(tmpChar).length > 3){
				contentMaxLen -= 2;
				len += 2;
			}else{
				contentMaxLen --;
				len++;
			}
			if(contentMaxLen < 0){
				alert(maxLength+'Byte ÀÌ»ó ÀÔ·ÂÇϽǼö ¾ø½À´Ï´Ù.');
				document.getElementById(elementName).value = resultStr;
				break;
			}else{
				resultStr += tmpChar;
			}
		}	
	}
	
	if(len > 50){
		len = 50;
	}
	$("#title_len").text(len);

}
	
function MakeFlash(Url,Width,Height){	

  document.writeln("<object classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" codebase=\"http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0\" width=\"" + Width + "\" height=\"" + Height + "\">");
  document.writeln("<param name=\"movie\" value=\"" + Url + "\">");
  document.writeln("<param name=\"quality\" value=\"high\" />");	
  document.writeln("<param name=\"wmode\" value=\"transparent\">");
  document.writeln("<embed src=\"" + Url + "\" quality=\"high\" pluginspage=\"http://www.macromedia.com/go/getflashplayer\" type=\"application/x-shockwave-flash\" width=\"" + Width + "\"  height=\"" + Height + "\"  wmode=\"transparent\">");
  document.writeln("</object>");	
}

function __MakeFlash(Url,Width,Height){	

	document.writeln("<object classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" width=\"" + Width + "\" height=\"" + Height + "\">");
	document.writeln("<param name=\"movie\" value=\"" + Url + "\">");
	document.writeln("<param name=\"quality\" value=\"high\" />");	
	document.writeln("<param name=\"wmode\" value=\"transparent\">");
	document.writeln("<embed src=\"" + Url + "\" quality=\"high\" type=\"application/x-shockwave-flash\" width=\"" + Width + "\"  height=\"" + Height + "\"  wmode=\"transparent\">");
	document.writeln("</object>");	
}
//check box toggle
function checkbox_toggle(element){
	
	if(element){

		if(element.length){
			for(var i=0; i< element.length; i++){
				swap_checkbox(element[i])
			}
		} else {
			swap_checkbox(element)
		}
	}
}

function swap_checkbox(element)
{
    if( !element.disabled)
        element.checked= ! element.checked
}


// Áֹεî·Ï¹øÈ£ °Ë»ç
function wrestJumin(jumin) 
{ 
   var pattern = /(^[0-9]{13}$)/; 
   if (!pattern.test(jumin)) { 
		   return " Áֹεî·Ï¹øÈ£¸¦ 13ÀÚ¸® ¼ýÀÚ·Î ÀÔ·ÂÇϽʽÿÀ.\n"; 
   } 
   else 
   {
		var sum_1 = 0;
		var sum_2 = 0;
		var at=0;
		var juminno= jumin;
		sum_1 = (juminno.charAt(0)*2)+
				(juminno.charAt(1)*3)+
				(juminno.charAt(2)*4)+
				(juminno.charAt(3)*5)+
				(juminno.charAt(4)*6)+
				(juminno.charAt(5)*7)+
				(juminno.charAt(6)*8)+
				(juminno.charAt(7)*9)+
				(juminno.charAt(8)*2)+
				(juminno.charAt(9)*3)+
				(juminno.charAt(10)*4)+
				(juminno.charAt(11)*5);
		sum_2=sum_1 % 11;

		if (sum_2 == 0) 
			at = 10;
		else 
		{
			if (sum_2 == 1) 
				at = 11;
			else 
				at = sum_2;
		}
		att = 11 - at;
		// 1800 ³â´ë¿¡ ž½Å ºÐµéÀº ³²ÀÚ, ¿©ÀÚÀÇ ±¸ºÐÀÌ 9, 0 À̶ó´Â 
		// ¾ê±â¸¦ µéÀºÀûÀÌ Àִµ¥ ±×·¸´Ù¸é ¾Æ·¡ÀÇ ±¸¹®Àº ¿À·ùÀÌ´Ù.
		// ÇÏÁö¸¸... 100»ì³ÑÀº ºÐµéÀÌ Áֹεî·Ï¹øÈ£¸¦ °ú¿¬ ÀÔ·ÂÇغ¼±î?
		if (juminno.charAt(12) != att || 
			juminno.substr(2,2) < '01' ||
			juminno.substr(2,2) > '12' ||
			juminno.substr(4,2) < '01' ||
			juminno.substr(4,2) > '31' ||
			juminno.charAt(6) > 4) 
		{
		   return " ¿Ã¹Ù¸¥ Áֹεî·Ï¹øÈ£°¡ ¾Æ´Õ´Ï´Ù.\n"; 
		}

	}
	
	return 0;
} 

//¿Ü±¹ÀÎ ¹øÈ£ üũ ÇÔ¼ö
function check_fgnno(fgnno) {  
	var sum=0;  
	var odd=0;  
	buf = new Array(13);  
	for(i=0; i<13; i++) { buf[i]=parseInt(fgnno.charAt(i)); }  
	odd = buf[7]*10 + buf[8];  
	if(odd%2 != 0) { return false; }  
	if( (buf[11]!=6) && (buf[11]!=7) && (buf[11]!=8) && (buf[11]!=9) ) {    return false;  }  
	multipliers = [2,3,4,5,6,7,8,9,2,3,4,5];  
	for(i=0, sum=0; i<12; i++) { sum += (buf[i] *= multipliers[i]); }  
	sum = 11 - (sum%11);  
	if(sum >= 10) { sum -= 10; }  
	sum += 2;  
	if(sum >= 10) { sum -= 10; }  
	if(sum != buf[12]) { return false }  
	return true; 
}


/*-------------------------------------
 ¼ýÀÚ¸¸ ÀÔ·ÂÇϵµ·Ï üũÇÏ´Â ÇÔ¼ö(KEY EVENT)
-------------------------------------*/
function onlyNumber(){
 if( event.keyCode>=48 && event.keyCode<=57 )return true; // 48~57:0~9
 else return false;
}

function aFunc(el) {
	var val = String(el.value);
	
	el.value = val.replace(/[^0-9]/,''); 

}

function aFunc2(el) {
	var val = String(el.value);
	
	el.value = val.replace(/[^a-zA-Z0-9]/,''); 

}

function chkLength(objname, maxlength, fieldname) 
{ 
    var objstr = objname.value; // ÀÔ·ÂµÈ ¹®ÀÚ¿­À» ´ãÀ» º¯¼ö 
    var objstrlen = objstr.length; // Àüü±æÀÌ 

    // º¯¼öÃʱâÈ­ 
    var maxlen = maxlength; // Á¦ÇÑÇÒ ±ÛÀÚ¼ö ÃÖ´ëÅ©±â 
    var i = 0; // for¹®¿¡ »ç¿ë 
    var bytesize = 0; // ¹ÙÀÌƮũ±â 
    var strlen = 0; // ÀÔ·ÂµÈ ¹®ÀÚ¿­ÀÇ Å©±â 
    var onechar = ""; // char´ÜÀ§·Î ÃßÃâ½Ã ÇÊ¿äÇÑ º¯¼ö 
    var objstr2 = ""; // Çã¿ëµÈ ±ÛÀÚ¼ö±îÁö¸¸ Æ÷ÇÔÇÑ ÃÖÁ¾¹®ÀÚ¿­ 

    // ÀÔ·ÂµÈ ¹®ÀÚ¿­ÀÇ ÃѹÙÀÌÆ®¼ö ±¸Çϱâ 
    for (i = 0; i < objstrlen; i++) 
    { 
        // ÇѱÛÀÚÃßÃâ 
        onechar = objstr.charAt(i); 
      
        if (escape(onechar).length > 4) bytesize += 2;    // ÇѱÛÀ̸é 2¸¦ ´õÇÑ´Ù. 
        else bytesize++;      // ±×¹ÜÀÇ °æ¿ì´Â 1À» ´õÇÑ´Ù. 
      
        // Àüü Å©±â°¡ maxlen¸¦ ³ÑÁö¾ÊÀ¸¸é 
        if (bytesize <= maxlen) strlen = i + 1;    // 1¾¿ Áõ°¡ 
    }
	
	document.getElementById("msg_length").innerHTML = bytesize;

    // ÃѹÙÀÌÆ®¼ö°¡ Çã¿ëµÈ ¹®ÀÚ¿­ÀÇ ÃÖ´ë°ªÀ» ÃÊ°úÇϸé 
    if (bytesize > maxlen) 
    { 
        alert(fieldname + "ÀÇ Çã¿ëµÈ ¹®ÀÚ¿­ÀÇ ÃÖ´ë±æÀ̸¦ ÃÊ°úÇÏ¿´½À´Ï´Ù. ÃÊ°úµÈ ³»¿ëÀº ÀÚµ¿À¸·Î »èÁ¦µË´Ï´Ù."); 
        objstr2 = objstr.substr(0, strlen); 
        objname.value = objstr2;

		objstr = objname.value; // ÀÔ·ÂµÈ ¹®ÀÚ¿­À» ´ãÀ» º¯¼ö 
		objstrlen = objstr.length; // Àüü±æÀÌ 
		bytesize = 0;
		// ÀÔ·ÂµÈ ¹®ÀÚ¿­ÀÇ ÃѹÙÀÌÆ®¼ö ±¸Çϱâ 
		for (i = 0; i < objstrlen; i++) 
		{ 
			// ÇѱÛÀÚÃßÃâ 
			onechar = objstr.charAt(i); 
		  
			if (escape(onechar).length > 4) bytesize += 2;    // ÇѱÛÀ̸é 2¸¦ ´õÇÑ´Ù. 
			else bytesize++;      // ±×¹ÜÀÇ °æ¿ì´Â 1À» ´õÇÑ´Ù. 
		  
		}
		document.getElementById("msg_length").innerHTML = bytesize;
	
    } 
}

// JavaScript Document - ucc¿ë
function borderit(which,color){
    if (document.all||document.getElementById){
        //which.style.borderColor=color;
		which.style.backgroundColor=color
    }
}


function cate_search(cate_name){
	
	$("#searchCateName").val(cate_name);
	$("#topSearchForm").submit();
}
function doBlink() { 
var blink = document.all.tags("BLINK") 
for (var i=0; i < blink.length; i++) 
blink[i].style.color = blink[i].style.color == "" ? "ff00ff" : "" 
} 
function startBlink() { 
if (document.all) 
setInterval("doBlink()",300) 
} 
/* SNS Button ***************************************************************** */
function sns_icon(title, key) {
	document.write(sns_icon_draw(title, key, ''));
}
function sns_icon_draw(title, key, url) {
	var icon 	= '';
	var url 	= url == '' ? encodeURIComponent(location.href) : encodeURIComponent(url);
	var title 	= encodeURIComponent(title);
	return get_sns_icon(title, key, url);
}
function get_sns_icon(title, key, url) {
	var html = new Array();
	switch(key) {
		case 'facebook':
			//icon 	= document.getElementById('_azz_facebook_icon');
			html.push("<a href=\"http://facebook.com/sharer.php?u=" + url + "&t=" + title + "\" target=\"_blank\">");
			html.push("<img src=\"/images/sns/facebook_icon.gif\" border=0 alt=\"ÆäÀ̽ººÏ\">");
			html.push("</a>");
			break;
		case 'twitter':
			//icon = document.getElementById('_azz_twitter_icon');
			html.push("<a href=\"http://twitter.com/share/?url=" + url + "&text=" + title + "\" target=\"_blank\">");
			html.push("<img src=\"/images/sns/twitter_icon.gif\" border=0 alt=\"Æ®À§ÅÍ\">");
			html.push("</a>");
			break;
		case 'metoday':
			//icon 	= document.getElementById('_azz_me2day_icon');
			var tag = encodeURIComponent("¾ÆƮ¯");
			html.push("<a href=\"http://me2day.net/posts/new?new_post[body]=" + title + url + "&new_post[tag]=" + tag + "\" target=\"_blank\">");
			html.push("<img src=\"/images/sns/metoday_icon.gif\" border=0  alt=\"¹ÌÅõµ¥ÀÌ\">");
			html.push("</a>");
			break;
	}
	//icon.innerHTML = html.join('');
	return html.join('');
}

function set_top_search_keyword(keyword){
	$("#top_search_keyword").val(keyword);
	$("#top_search_form").submit();
}

function showLectureUserFree(id){
	var w = screen.availWidth - 10;
	var h = screen.availHeight - 20;
	//if ( w > 1014 ) w = 1014;
	//if ( h > 748 ) h = 748;
	if ( w > 930 ) w = 930;
	if ( h > 630 ) h = 630;

	window.open('http://www.anyedu.net/myclass/classroom/normal.php?mode=end&show=user_taster&courseid='+id , 'admin_class','left=0,top=0,height='+h+',width='+w+',scrollbars=no,resizable=yes');
}

/* **************************************************************************** */