function goTwitter(msg,url) {
	msg = msg+':'+url;
	var href = "http://twitter.com/home?status=" + encodeURIComponent(msg) + " " + encodeURIComponent(url);
	var a = window.open(href, 'twitter', '');
	if ( a ) {
		a.focus();
	}
}
function goFaceBook(msg,url) {
	msg = msg+':'+url;
	var href = "http://www.facebook.com/sharer.php?u=" + url + "&t=" + encodeURIComponent(msg);
	var a = window.open(href, 'facebook', '');
	if ( a ) {
		a.focus();
	}
}
function goMe2Day(msg, url){
	msg = msg+':'+url;
	var href = "http://me2day.net/posts/new?new_post[body]=" + encodeURIComponent(msg) + "&new_post[tags]" + encodeURIComponent(msg);
	var a = window.open(href, 'Me2Day', '');
	if ( a ) {
		a.focus();
	}
}
function goYozmDaum(msg, url){
	msg = msg+':'+url;
	var href = "http://yozm.daum.net/api/popup/post?prefix=" + encodeURIComponent(msg) + "&sourceid=54&meta=&key=&imgurl=&crossdomain=0&callback=&link=" + url;
	var a = window.open(href, 'Me2Day', '');
	if ( a ) {
		a.focus();
	}
}

function str_replace(search, replace, subject, count) {
	var i = 0, j = 0, temp = '', repl = '', sl = 0, fl = 0, f = [].concat(search), r = [].concat(replace), s = subject, ra = r instanceof Array, sa = s instanceof Array;
	s = [].concat(s);
	if (count) {
		this.window[count] = 0;
	} 
	for (i = 0, sl = s.length; i < sl; i++) {
		if (s[i] === '') {
			continue;
		}
		
		for (j = 0, fl = f.length; j < fl; j++) {
			temp = s[i] + '';
			repl = ra ? (r[j] !== undefined ? r[j] : '') : r[0];
			s[i] = (temp).split(f[j]).join(repl);
			if (count && s[i] !== temp) {
				this.window[count] += (temp.length - s[i].length) / f[j].length;
			}
		}
	}
	return sa ? s : s[0];
}

/// ½ºÆ®¸µ °´Ã¼¿¡ ¸Þ¼Òµå Ãß°¡ ///
String.prototype.trim = function(str) {
	str = this != window ? this : str;
	return str.replace(/^\s+/g,'').replace(/\s+$/g,'');
}

function goTop(mode) 
{
	if(mode) {
		document.body.scrollTop = 0;
		document.documentElement.scrollTop = 0;	
	}
	else {
		try {
			jQuery(document.documentElement).animate({scrollTop: '0'}, 300);
			jQuery(document.body).animate({scrollTop: '0'}, 300);	
		}
		catch (e) {
			document.body.scrollTop = 0;
			document.documentElement.scrollTop = 0;	
		}
	}
}

function popup(src,width,height)
{
	window.open(src,'','width='+width+',height='+height+',scrollbars=1');
}

/*** Ç÷¡½Ã Ãâ·Â ***/
function embed(src,width,height,vars)
{
	var codebase = "http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0";
	var pluginspage = "http://www.macromedia.com/go/getflashplayer";

	if(document.location.protocol=="https:"){
		codebase = codebase.replace(/http:/, "https:");
		pluginspage = pluginspage.replace(/http:/, "https:");
	}

	document.write('\
	<OBJECT classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="'+codebase+'" WIDTH="'+width+'" HEIGHT="'+height+'">\
	<PARAM NAME=movie VALUE="'+src+'">\
	<PARAM NAME=quality VALUE=high>\
	<PARAM NAME=wmode VALUE=transparent>\
	<PARAM NAME=bgcolor VALUE=#FFFFFF>\
	<param name=flashvars value="' + vars + '">\
	<EMBED src="'+src+'" quality=high wmode="transparent" bgcolor=#FFFFFF WIDTH="'+width+'" HEIGHT="'+height+'" TYPE="application/x-shockwave-flash" PLUGINSPAGE="'+pluginspage+'" flashvars="' + vars + '"></EMBED>\
	</OBJECT>\
	');
}


function reulReturner(label) {

	var strGA = 44032; //°¡
	var strHI = 55176; //È÷

	var lastStrCode = label.charCodeAt(label.length-1);
	var prop=true;
	var msg;

	if(lastStrCode < strGA || lastStrCode > strHI) {
		return false; //ÇѱÛÀÌ ¾Æ´Ô
	}

	if (( lastStrCode - strGA ) % 28 == 0) prop = false;

	if(prop) {
		msg = label+'À»';
	}
	else {
		msg = label+'¸¦';
	}

	return msg;
}

/**
 * chkForm(form)
 *
 * ÀԷ¹ڽºÀÇ null À¯¹« üũ¿Í ÆÐÅÏ Ã¼Å©
 *
 * @Usage	<form onSubmit="return chkForm(this)">
 */

function chkForm(form)
{
	if (typeof(mini_obj)!="undefined" || document.getElementById('_mini_oHTML')) mini_editor_submit();

	var reschk = 0;
	for (i=0;i<form.elements.length;i++){
		currEl = form.elements[i];
		if (currEl.disabled) continue;
		if (currEl.getAttribute("required")!=null) {
			if (currEl.type=="checkbox" || currEl.type=="radio"){
				if (!chkSelect(form,currEl,currEl.getAttribute("msgR"))) return false;
			} else {
				if (!chkText(currEl,currEl.value,currEl.getAttribute("msgR"))) return false;
			}
		}

		if (currEl.getAttribute("label")=='Áֹεî·Ï¹øÈ£'  && currEl.getAttribute("name") == 'resno[]' && currEl.value.length>0){
			reschk = 1;

		}
		if (currEl.getAttribute("option")!=null && currEl.value.length>0){
			if (!chkPatten(currEl,currEl.getAttribute("option"),currEl.getAttribute("msgO"))) return false;
		}
		if (currEl.getAttribute("minlength")!=null){
			if (!chkLength(currEl,currEl.getAttribute("minlength"))) return false;
		}
	}
	if (form.password2) {
		if (form.password.value!=form.password2.value){
			alert("ºñ¹Ð¹øÈ£°¡ ÀÏÄ¡ÇÏÁö ¾Ê½À´Ï´Ù");
			form.password.value = "";
			form.password2.value = "";
			return false;
		}
	}
	if (reschk && !chkResno(form)) return false;

	if (form.chkSpamKey) form.chkSpamKey.value = 1;
	if (document.getElementById('avoidDbl')) document.getElementById('avoidDbl').innerHTML = "--- µ¥ÀÌŸ ÀÔ·ÂÁßÀÔ´Ï´Ù ---";
	return true;
}

function chkLength(field,len)
{
	text = field.value;
	if (text.trim().length<len){
		alert(len + "ÀÚ ÀÌ»ó ÀÔ·ÂÇÏ¼Å¾ß ÇÕ´Ï´Ù");
		field.focus();
		return false;
	}
	return true;
}

function chkText(field,text,msg)
{
	text = text.trim();
	if (text=="") {
		var caption = field.parentNode.parentNode.firstChild.innerText;
		if (!field.getAttribute("label")) field.setAttribute("label",(caption)?caption:field.name);
		if ( field.getAttribute("type") == "text" ) {
			if (!msg) msg = reulReturner( field.getAttribute("label") ) + " ÀÔ·ÂÇØ ÁÖ¼¼¿ä.";
		}else {
			if (!msg) msg = "[" + field.getAttribute("label") + "] Çʼö»çÇ× ÀÔ´Ï´Ù.";
		}

		//if (msg) msg2 += "\n\n" + msg;
		alert(msg);
		if (field.tagName!="SELECT") field.value = "";
		if (field.type!="hidden" && field.style.display!="none") field.focus();
		return false;
	}
	return true;
}

function chkSelect(form,field,msg)
{
	var ret = false;
	fieldname = eval("form.elements['"+field.name+"']");
	if (fieldname.length){
		for (j=0;j<fieldname.length;j++) if (fieldname[j].checked) ret = true;
	} else {
		if (fieldname.checked) ret = true;
	}
	if (!ret){
		if (!field.getAttribute("label")) field.getAttribute("label") = field.name;
		var msg2 = reulReturner(field.getAttribute("label")) + " ¼±ÅÃÇϼ¼¿ä.";
		if (msg) msg2 += "\n\n" + msg;
		alert(msg2);
		field.focus();
		return false;
	}
	return true;
}

function chkPatten(field,patten,msg)
{
	var regNum			= /^[0-9]+$/;
	var regEmail		= /^[^"'@]+@[._a-zA-Z0-9-]+\.[a-zA-Z]+$/;
	var regUrl			= /^(http\:\/\/)*[.a-zA-Z0-9-]+\.[a-zA-Z]+$/;
	var regAlpha		= /^[a-zA-Z]+$/;
	var regHangul		= /[°¡-ÆR]/;
	var regHangulEng	= /[°¡-ÆRa-zA-Z]/;
	var regHangulOnly	= /^[°¡-ÆR]*$/;
	var regId			= /^[a-zA-Z0-9]{1}[^"']{3,9}$/;
	var regPass			= /^[a-zA-Z0-9_-]{4,12}$/;

	patten = eval(patten);
	if (!patten.test(field.value)){
		var caption = field.parentNode.parentNode.firstChild.innerText;
		if (!field.getAttribute("label")) field.setAttribute("label",(caption)?caption:field.name);
		var msg2 = "[" + field.getAttribute("label") + "] ÀÔ·ÂÇü½Ä¿À·ù";
		if (msg) msg2 += "\n\n" + msg;
		alert(msg2);
		field.focus();
		return false;
	}
	return true;
}

function chkRadioSelect(form,field,val,msg)
{
	var ret = false;
	fieldname = eval("form.elements['"+field+"']");
	if (fieldname.length){
		for (j=0;j<fieldname.length;j++){
			if (fieldname[j].checked) ret = fieldname[j].value;
		}
	} else {
		if (fieldname.checked) ret = true;
	}
	if (val != ret){
		alert(msg);
		return false;
	}
	return true;
}

function formOnly(form){
	var i,idx = 0;
	var rForm = document.getElementsByTagName("form");
	for (i=0;i<rForm.length;i++) if (rForm[i].name==form.name) idx++;
	return (idx==1) ? form : form[0];
}

function chkResno(form)
{
	var resno = form['resno[]'][0].value + form['resno[]'][1].value;

	fmt = /^\d{6}[1234]\d{6}$/;
	if (!fmt.test(resno)) {
		alert('À߸øµÈ Áֹεî·Ï¹øÈ£ÀÔ´Ï´Ù.'); return false;
	}

	birthYear = (resno.charAt(6) <= '2') ? '19' : '20';
	birthYear += resno.substr(0, 2);
	birthMonth = resno.substr(2, 2) - 1;
	birthDate = resno.substr(4, 2);
	birth = new Date(birthYear, birthMonth, birthDate);

	if ( birth.getYear()%100 != resno.substr(0, 2) || birth.getMonth() != birthMonth || birth.getDate() != birthDate) {
		alert('À߸øµÈ Áֹεî·Ï¹øÈ£ÀÔ´Ï´Ù.');
		return false;
	}

	buf = new Array(13);
	for (i = 0; i < 13; i++) buf[i] = parseInt(resno.charAt(i));

	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]);

	if ((11 - (sum % 11)) % 10 != buf[12]) {
		alert('À߸øµÈ Áֹεî·Ï¹øÈ£ÀÔ´Ï´Ù.');
		return false;
	}
	return true;
}

function back() {
	window.history.back();
}

function comma(x)
{
	var temp = "";
	var x = String(uncomma(x));

	num_len = x.length;
	co = 3;
	while (num_len>0){
		num_len = num_len - co;
		if (num_len<0){
			co = num_len + co;
			num_len = 0;
		}
		temp = ","+x.substr(num_len,co)+temp;
	}
	return temp.substr(1);
}

function uncomma(x)
{
	var reg = /(,)*/g;
	x = parseInt(String(x).replace(reg,""));
	return (isNaN(x)) ? 0 : x;
}