//Happy New Year
function Happy_New_Year() {
	if (__Cookie('pop_anounce') == 'checked')   return;
	window.open("http://www.npagoda.com/etc/popup/20060126/newyear_popup.htm", "win1", "width=344, height=350, left=50, top=80")
}

function __Cookie(name) {
	var CookieName = name + "=";
	var DocuCookie = document.cookie;
	var validate = "";

	if (DocuCookie.length > 0) {
		begin = DocuCookie.indexOf(CookieName);
		if (begin != -1) {
			begin += CookieName.length;
			end = DocuCookie.indexOf(";", begin);
			if (end == -1) end = DocuCookie.length;
			validate += unescape(DocuCookie.substring(begin, end));
		}
	}
	return validate;
}

// Æ˾÷
function OPEN_WIN(url, option) {
	window.open(url,'',option);
}

function option_select(el, value) {
	for(i = 0; i < el.options.length; i++){
		if(el.options[i].value == value){
			el.options[i].selected = true;
			break;
		}
	}
}

function toggle(element) {
	if( element) {
		if(element.length) {
			for(var i=0; i< element.length; i++)
				swap_checkbox(element[i])
		}
		else
			swap_checkbox(element)
	}
	else
		alert("¼±ÅÃÇÒ Ç׸ñÀÌ ¾ø½À´Ï´Ù")
}

function toggle_new(element,flag_check)
{
    // flag_check °ª¿¡ µû¶ó Àüü üũ, Àüü ÇØÁ¦
    // all_toggle °ªÀ» º¯°æ
    // flag_check °ªÀÌ ¾ø´Ù¸é all_toggle °ªÀ» ±âÁØÀ¸·Î
    if(flag_check==null) {

        if( document.getElementById('all_toggle') )  {

            flag_check=document.getElementById('all_toggle').checked;
        }
        else flag_check=true;
    }

	if( element) {

		if(element.length) {

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

            element.checked=flag_check;
        }

        if( document.getElementById('all_toggle') ) document.getElementById('all_toggle').checked=flag_check;
	}
	else {
		alert("¼±ÅÃÇÒ Ç׸ñÀÌ ¾ø½À´Ï´Ù")
    }
}

function setAllToggle(element)
{
    // element °¡ ¸ðµÎ üũµÇ¸é all_toggle °ª º¯°æ
    // ¹Ý´ëµµ º¯°æ
	if( element) {

        var flag_all_check=true;
		if(element.length) {

			for(var i=0; i< element.length; i++) {

                if(element[i].checked==false) { flag_all_check=false;break; }
            }
		}
		else {

            if(element.checked==false) flag_all_check=false;
        }

        if( document.getElementById('all_toggle') ) document.getElementById('all_toggle').checked=flag_all_check;
	}
	else {
    }
}

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

function dupcheck_user(form, element,nothing)
{
	Popup("/lib/User/check.php?el="+element+"&pf="+form,350,100);
}

function search_user(form, element,user_class)
{
	Popup("/lib/User/search.php?user_class="+user_class+"&form="+form+"&element="+element,300,300,1)
}

function normal_content(class_id, normal_id, dir,width,height, start_file)
{
	var url= "/Content/"+class_id+"/"+normal_id+"/"+dir+"/"+start_file
	var pattern= /\?/
	if( start_file.match(pattern))
		url+="&"
	else
		url+="?"
	url+="content_type=normal&normal_id="+normal_id
	Popup(url, width, height,1)
}

function vod_lecture_content(class_id, lecture_id, vod_id, width, height, start_file, skip, company_id)
{
	var url= "/Content/"+class_id+"/"+start_file
	var pattern= /\?/
	if( start_file.match(pattern))
		url+="&"
	else
		url+="?"
	url+="content_type=vod&lecture_id="+lecture_id+"&vod_id="+vod_id

	if( skip)
		url+= "&skip="+skip
	if(skip == 'Y' && company_id == 'hanabank')
	{
		alert('ÀÌ¹Ì Áö³­ÁÖ ÇнÀÀ¸·Î \nÁøµµÀ² üũ´Â µÇÁö ¾Ê½À´Ï´Ù.');
	}
	//alert(url);
	Popup(url, width, height,0)
}

function vod_lecture_past_content(class_id, lecture_id, vod_id, width,height, start_file)
{
	var url= "/Content/"+class_id+"/"+start_file
	var pattern= /\?/
	if( start_file.match(pattern))
		url+="&"
	else
		url+="?"
	url+="content_type=vod&lecture_id="+lecture_id+"&vod_id="+vod_id+"&status=r"
	Popup(url, width, height,0)
}

function vod_content(class_id, vod_id, width,height, start_file,skip,status)
{
	var url= "/Content/"+class_id+"/"+start_file
	var pattern= /\?/
	if( start_file.match(pattern))
		url+="&"
	else
		url+="?"
	url+="content_type=vod&vod_id="+vod_id

	if( skip)
		url+= "&skip="+skip
	if( status)
		url+= "&status="+status
	Popup(url, width, height,0)
}

function Popup(url,width,height,scroll,resizable)
{
	var optsrt;
	if( !scroll )
		scroll= 0;
	if( !resizable )
		resizable= 0;
	optstr="height="+height+",width="+width+",location=0,menubar=0,resizable="+resizable+",scrollbars="+scroll+",status=1,titlebar=0,toolbar=0,screeny=0,left=0,top=0";
	var npagoda_popup= window.open(url, '', optstr);
	return npagoda_popup
}

function isImage(img)
{
	pattern= /\.(jpg|jpeg|gif)$/i

	if( img== '')
		return false
	else if( img.match(pattern))
		return true
	else
	{
		alert('À̹ÌÁö¸¸ °¡´ÉÇÕ´Ï´Ù.');
		return false
	}
}


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
}
function selected_option(el)
{
	for(var i=1; i<el.length; i++)
		if(el[i].selected)
			break

	if( i== el.length )
		return false
	else
		return true
}


function make_options(oSelect, values, texts){
	for(i=0; i < values.length; i++){
		var oOption = document.createElement("OPTION");
		oSelect.options.add(oOption);
		oOption.value = values[i];
		//oOption.innerText = texts[i];
		oOption.text = texts[i];
	}
}

function delete_options(el){
	if(el.options.length > 0){
		//alert(el.options.length);
		for(i=0; i<el.options.length;){
			el.options.remove(i);
		}
		//alert(el.options.length);
	}
}


function checked_box(el)
{
	re= false
	if( el)
	{
		if( el.length)
		{
			for(var i=0; i< el.length; i++)
				if(el[i].checked)
				{
					re= true
					break
				}
		}
		else
			re= el.checked
	}
	else
		re= false

	return re
}

function checkbox_check(element_name, str_value, delimiter){
	var coll =  document.getElementsByName(element_name);
	var value_array = str_value.split(delimiter);
	if(coll.length > 0 && value_array.length > 0){
		for(i = 0; i < value_array.length; i++){
			for(j = 0; j < coll.length; j++){
				if(coll[j].value == value_array[i]){
					coll[j].click();
				}
			}
		}
	}
}

function blank_text(el)
{
	re=true
	if( el.type=='text' || el.type=='textarea' || el.type=='password')
	{

		if( Trim(el.value).length < 1)
		{
			warning(el,'ºó Ä­À» ä¿ì¼¼¿ä')
			return false
		}
	}

	return re
}

function number_text(el)
{
	if( isNaN(el.value))
	{
		warning(el, '¼ýÀÚ¸¦ »ç¿ëÇϼ¼¿ä')
		el.value=''
		return false
	}
	else
		return true
}

function warning(el, msg)
{
	el.focus()
	alert(msg)
}

function check_over_flow(el,check_byte_num){
	var str = el.value;
	var str_byte = 0;
	for(i = 0; i<str.length; i++){
		var code = str.charCodeAt(i);
		var ch = str.substr(i,1).toUpperCase();
		code = parseInt(code);
		if((ch<"0"||ch>"9") && (ch<"A"||ch>"Z") && ((code>255)||code<0)){
			str_byte = str_byte + 2;
		}else{
			str_byte = str_byte + 1;
		}
	}
	//alert(str_byte);
	if(str_byte > check_byte_num){
		//el.value = str.substr(0,Math.ceil(check_byte_num/2));
		warning(el,(check_byte_num/2)+'ÀÚ À̳»·Î ÀÔ·ÂÇϼ¼¿ä.');
		return false;
	}else{
		return true;
	}
}


/*******************************************************************************
1. ¼³¸í: <select>¿¡ °ªÀ» Ãß°¡ÇØÁØ´Ù.
2. »ç¿ë¿¹:
	<form name=aa>
		<select name=bb></select>
	</form>
	<script>
	InsertItem(document.aa.bb, 'value', 'text');
	</script>
*******************************************************************************/
function InsertItem(obj, value, text){

	for(var i=0; i<obj.length;i++){
		if(obj.options[i].value == value){
			return;
		}
	}
	var oOption = document.createElement("OPTION");
	obj.options.add(oOption);
	oOption.innerText = text;
	oOption.value = value;
}


/*******************************************************************************
1. ¼³¸í: <select>¿¡ °ªÀ» ÃʱâÈ­ÇØÁØ´Ù.
2. »ç¿ë¿¹:
	<form name=aa>
		<select name=bb></select>
	</form>
	<script>
	delsel(document.aa.bb);
	</script>
*******************************************************************************/
function delsel(sel) {
	for (i=sel.length-1; i>=0; i--)
		sel.options[i] = null;
}


/******************************************************************************************
1. ¼³¸í: checkbox¸¦ ÀÚµ¿À¸·Î üũÇÏ°í ½ÍÀº °æ¿ì( µ¥ÀÌŸ¼öÁ¤½Ã) ÀÚµ¿À¸·Î üũµÇ°Ô ÇÑ´Ù.
2. »ç¿ë¿¹:

	<form name=aa>
		<input type=checkbox name=correct_answer[] value=1>
		<input type=checkbox name=correct_answer[] value=2>
		<input type=checkbox name=correct_answer[] value=3>
	</form>

 	<script>
	var correct= new Array()
	correct= [1,2,]
	for(var i in correct)
		select_box( document.aa.elements['correct_answer[]'], correct[i])
 	</script>

******************************************************************************************/
function select_box(el, value){
	if( el) {
		if( el.length)	 {
			for(var i=0; i< el.length; i++) {
				if(el[i].value==value) {
					el[i].checked= true
					break
				}
			}
		}else{
			if(el.value==value)
				el.checked= true
		}
	}
}

/******************************************************************************************
1. ¼³¸í: <input type=radio or type=checkbox>°¡ Çϳª¶óµµ ¼±ÅÃÀÌ µÇ¾î Àִ°¡
2. »ç¿ë¿¹:

	<form name=aa>
		<input type=radio name=bb value=1>
		<input type=radio name=bb value=2>
		<input type=radio name=bb value=3>
	</form>

 	<script>
 	if( is_box_selected( document.aa.bb))
 		alert('¼±ÅõǾú½À´Ï´Ù.')
 	</script>

******************************************************************************************/
function is_box_selected(el){
	re= false
	if( el)	{
		if( el.length)	{
			for(var i=0; i< el.length; i++) {
				if(el[i].checked) {
					re= true
					break
				}
			}
		} else {
			re= el.checked
		}
	} else {
		re= false
	}

	return re
}

function box_value(el){
	var re=-1
	if( el)	{
		if( el.length)	 {
			for(var i=0; i< el.length; i++) {
				if(el[i].checked) {
					re= el[i].value
					break
				}
			}
		}else{
			re= el.value
		}
	}
	return re
}

/******************************************************************************************
1.¼³¸í : ÅؽºÆ®ÀÔ·ÂÀ» ¹Þ´Â ¿ä¼Ò¿¡¼­ ƯÁ¤ ±æÀÌ ÀÌ»ó ³ÑÁö ¾Ê°Ô üũÇϴ°Í


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

function checklen(el,check_byte)
{
	var msgtext = el.value

	var i=0,l=0
	var temp,lastl

	//±æÀ̸¦ ±¸ÇÑ´Ù.
	while(i < msgtext.length)
	{
		temp = msgtext.charAt(i)

		if (escape(temp).length > 4)
			l+=2
		else if (temp!='\r')
			l++

		// OverFlow
		if(l> check_byte)
		{
			alert("ÀԷ¶õ¿¡ Çã¿ë ±æÀÌ ÀÌ»óÀÇ ±ÛÀ» ¾²¼Ì½À´Ï´Ù.\nÀԷ¶õ¿¡´Â ÇÑ±Û "+Math.round(check_byte/2)+"ÀÚ, ¿µ¹®"+check_byte+"ÀÚ±îÁö¸¸ ¾²½Ç ¼ö ÀÖ½À´Ï´Ù.");
			el.value = el.value.substr(0,i)
			l = lastl
			break
		}
		lastl = l
		i++
	}

	return l
}

/***
* ¹®ÀÚ Â¥¸£±â
***/

function cutmessage(content,i){
  var tmpStr;
  var temp=0;
  var onechar;
  var tcount;

  tcount = 0;
  tmpStr = new String(content);
  temp = tmpStr.length;

  for(k=0;k<temp;k++){
    onechar = tmpStr.charAt(k);
		if(escape(onechar).length > 4)
		  tcount += 2;
		else if(onechar!="\r\n")
	 	  tcount++;
		if(tcount>i){
		  tmpStr = tmpStr.substring(0,k);
		  break;
		}
  }
  return tmpStr;
}

String.prototype.just= function(direction, space, value){
	if( typeof space == 'undefined' || typeof space != 'number')
		return -1
	if( typeof value == 'undefined' || typeof value != 'string')
		value = 0

	var how_many= space - this.length
	var ext= ''
	for(var i=0; i< how_many; i++)
		ext+= value
	return direction ?  this+ext : ext+this
}

String.prototype.ljust= function(space, value){
	return this.just(false, space, value)
}

	// '1111'.rjust(0,'+') ==> "1111++++++"
String.prototype.rjust= function(space, value){
	return this.just(true, space, value)
}


String.prototype.trim= function(){
	return this.replace(/^\s+|\s+$/g,'')
}



// ¹è¿­¿¡ °Ë»öÇÑ °ªÀÌ ÀÖÀ¸¸é À妽º ¹øÈ£¸¦ ¸®ÅÏ, ¾øÀ¸¸é -1À» ¸®ÅÏ
Array.prototype.indexOf = function(val) {
       var len = this.length

       for (var i=0; i < len; i++) {
              if (this[i] == val) return i
       }

       return -1
}



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

1. ¼³¸í: form³»¿¡ <select>°¡ Àְųª, <select>¿¡ °³º°Àû ID¸¦ ºÎ¿©ÇÑ °æ¿ì <option>ÀÌ ÀÚµ¿À¸·Î ¼±ÅõǰÔ
2. »ç¿ë¿¹:

	ex 1)
		<form name=aa>
			<select name=bb>
				<option value=1>1</option>
				<option value=1>2</option>
			</select>
		</form>
		<script>
			select_option( document.aa.bb, '1')
		</script>

	ex2)
		<select ID=bb>
			<option value=1>1</option>
			<option value=1>2</option>
		</select>
		<script>
			select_option( document.getElementById('bb'), '1')
		</script>

******************************************************************************************/
function select_option(el, value){
	for(i = 0; i < el.options.length; i++){
		if(el.options[i].value == value){
			el.options[i].selected = true;
			break;
		}
	}
}


/******************************************************************************************
*
* b2B¿¡¼­ ¾µ Æò°¡¼­
*
******************************************************************************************/
function b2bsurvey(){
	Popup("/B2B/survey.php",800,700,1,1)
}



/*----------------------------------------
IE ÆÐÄ¡(eolas)¿¡ µû¸¥ ¼Ò½º ¼öÁ¤¿ë
----------------------------------------*/
function activeXFix(getElmtID){
	document.write(document.getElementById(getElmtID).innerHTML);
	document.getElementById(getElmtID).id = "";
}



/*----------------------------------------
»ó´Ü ¸Þ´º ¼îÇÎN ¸µÅ©
----------------------------------------*/
function goShoppingMall(){
	window.open('http://www.pagodamall.com');
	return;
}


/*----------------------------------------
»ó´Ü ¸Þ´º Ư°­N ¸µÅ©
----------------------------------------*/
function goSpecialN()
{
	location.href('/registration/lecture/index.php?subject_id=86&course_id=125');
	return;
}


/******************************************************************************************
*
* ¹Ìµð¾îÇ÷¹À̾î ÀÌ¿ëÇؼ­ À½¼º,¿µ»ó ÆÄÀÏ ½ÇÇàÇϱâ
*
******************************************************************************************/
function showMedia( url, uimode) {
	if(window.ActiveXObject)
	{
	    WMP7 = new ActiveXObject("WMPlayer.OCX.7");
	}
	else if (window.GeckoActiveXObject)
	{
	     WMP7 = new GeckoActiveXObject("WMPlayer.OCX.7");
	}
	// Windows Media Player 7 Code
	if ( WMP7 )
	{
	     document.write ('<OBJECT ID=MediaPlayer ');
	     document.write (' CLASSID=CLSID:6BF52A52-394A-11D3-B153-00C04F79FAA6');
	     document.write (' standby="Loading Microsoft Windows Media Player components..."');
	     document.write (' TYPE="application/x-oleobject" width=100% height=64>');
	     document.write ('<PARAM NAME="url" VALUE="'+url+'">');
	     document.write ('<PARAM NAME="AutoStart" VALUE="false">');
	     document.write ('<PARAM NAME="uimode" VALUE="'+ uimode+'">');
	     document.write ('</OBJECT>');
	}

	// Windows Media Player 6.4 Code
	else
	{
	     //IE Code
	     document.write ('<OBJECT ID=MediaPlayer ');
	     document.write ('CLASSID=CLSID:22d6f312-b0f6-11d0-94ab-0080c74c7e95 ');
	     document.write ('CODEBASE=http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=6,4,5,715 ');
	     document.write ('standby="Loading Microsoft Windows Media Player components..." ');
	     document.write ('TYPE="application/x-oleobject" width="286" height="225">');
	     document.write ('<PARAM NAME="FileName" VALUE="'+url+'">');
	     document.write ('<PARAM NAME="AutoStart" VALUE="true">');
	     document.write ('<PARAM NAME="ShowControls" VALUE="1">');

	     //Netscape code
	     document.write ('    <Embed type="application/x-mplayer2"');
	     document.write ('        pluginspage="http://www.microsoft.com/windows/windowsmedia/"');
	     document.write ('        filename="http://ncnetshow/station1.asx"');
	     document.write ('        src="'+url+'"');
	     document.write ('        Name=MediaPlayer');
	     document.write ('        ShowControls=1');
	     document.write ('        ShowDisplay=1');
	     document.write ('        ShowStatusBar=1');
	     document.write ('        width=290');
	     document.write ('        height=320>');
	     document.write ('    </embed>');

	     document.write ('</OBJECT>');
	}
}

function audioFile(url) {
	showMedia( url,'full')
}

var Util= {
	// ±¸ºÐÁÙ
	seperator: function( colspan){
		oRow = document.createElement("tr");
		oCell = document.createElement("<td "+( colspan ? 'colspan='+colspan :'' ) +" bgcolor='#CBB6FC' height=1>");
		oRow.appendChild(oCell);
		return 	oRow
	},

	// dom »ç¿ë ¸ðµ¨·Î ±³Ã¼¿¹Á¤
	table_clear: function(){
		for (var i = 0; i < arguments.length; i++) {
			var len= $(arguments[i]).rows.length
			for(var j=0; j<len; j++)
				$(arguments[i]).deleteRow(0)
		}
	},

	position: function( el){
	    var objTmp = el
	    var layerX = 0;
	    var layerY = 0;
	    while (objTmp.offsetParent) {
	        layerX += objTmp.offsetLeft;
	        layerY += objTmp.offsetTop;
	        objTmp = objTmp.offsetParent;
	    }

	    return new Array( layerX, layerY)
	},

	// ÀϷùøÈ£·Î ´ë·®ÀÇ °ªµéÀ» ¸¸µé¾î³»¾î¾ßÇÒ¶§
	makeOption:function (obj, start, end, space){
		var oOption;
		for(var i= start; i<=end ;i++) {
			oOption= document.createElement('OPTION')
			oOption.value= i
			oOption.text= i.toString().ljust(space,'0')
			obj.add( oOption)
		}
	},


	//objid ¿¡ Æ÷ÇÔµÈ ¸ðµç ¿É¼Ç Áö¿ì±â
	// objid´Â ½ÇÁ¦ object À̰ųª ¹®ÀÚ¿­À̰ųª
	removeOptions: function(objid){
		var obj= typeof objid == 'object' ? objid:$(objid)
		var options= $A(obj.options)

		options.each( function(v){
			obj.remove(v)
		})
	}
}



var Activex= {

	flash: function( id, loc ,w, h, fv){
	    var html=''
	    html = '<object id="'+id+'" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="'+w+'" height="'+h+'">'
	        + '<param name="movie" value="'+loc+'">'
	        + '<param name="quality" value="high">'
	        + '<param name="wmode" value="transparent">'
	        + '<param name="FlashVars" value="'+ fv+'">'
	        + '<embed src="'+loc+'" width="'+w+'" height="'+h+'" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" wmode="transparent"></embed></object>'

	    document.write(html);
	}
}



function calcHeight(FrameName)
{
    if(document.all) {
            var the_height = frames[FrameName].document.body.scrollHeight;
        } else {
         var the_height= document.getElementById(FrameName).contentWindow.document.body.offsetHeight;
        }
  document.getElementById(FrameName).height=the_height;
}

function Number_comma(str)
{
	var sp="";
	var mc="";

	for(var i=str.length-1; i>=0; i--)
	{
		sp=str.charAt(i);
		mc=sp+mc;
		if(i%3==str.length%3 && i!=0)
		{
			mc=','+mc;
		}
	}

	return mc;

}

function flashWrite(url,w,h,vars,bg,win){

	var id=url.split("/")[url.split("/").length-1].split(".")[0]; //id´Â ÆÄÀϸíÀ¸·Î ¼³Á¤

	if(vars==null) vars='';
	if(bg==null) bg='#FFFFFF';
	if(win==null) win='transparent';


	// Ç÷¡½Ã ÄÚµå Á¤ÀÇ
	var flashStr= "	<object classid='clsid:d27cdb6e-ae6d-11cf-96b8-444553540000'";
		flashStr+="			codebase='http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0'";
		flashStr+="			width='"+w+"'";
		flashStr+="			height='"+h+"'";
		flashStr+="			id='"+id+"'";
		flashStr+="			align='middle'>";

		flashStr+="		<param name='allowScriptAccess' value='always' />";
		flashStr+="		<param name='movie' value='"+url+"' />";
		flashStr+="		<param name='FlashVars' value='"+vars+"' />";
		flashStr+="		<param name='wmode' value='"+win+"' />";
		flashStr+="		<param name='menu' value='false' />";
		flashStr+="		<param name='quality' value='high' />";
		flashStr+="		<param name='bgcolor' value='"+bg+"' />";


		flashStr+="		<embed src='"+url+"'";
		flashStr+="		       flashVars='"+vars+"'";
		flashStr+="		       wmode='"+win+"'";
		flashStr+="		       menu='false'";
		flashStr+="		       quality='high'";
		flashStr+="		       bgcolor='"+bg+"'";
		flashStr+="		       width='"+w+"'";
		flashStr+="		       height='"+h+"'";
		flashStr+="		       name='"+id+"'";
		flashStr+="		       align='middle'";
		flashStr+="		       allowScriptAccess='always'";
		flashStr+="		       type='application/x-shockwave-flash'";
		flashStr+="		       pluginspage='http://www.macromedia.com/go/getflashplayer' />";
		flashStr+=" </object>";

	// Ç÷¡½Ã ÄÚµå Ãâ·Â
	document.write(flashStr);
}