/**********************************************************
* ±â         ´É : °øÅë ¸ðµâ          
* °ü·Ã ÇÁ·Î±×·¥ : lo_common.js                          
* ÀÛ         ¼º : 2001.12.17 À±Å¿µ            
* º¯         °æ : 2003.03.11 À±Å¿µ                             
***********************************************************/

// ¼ýÀڶǴ ¿µ¹®ÀÚ ÀÎÁö üũ
function ChkId(id)
{
	CheckStr = "qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM1234567890"
	for(i=0; i<id.length; i++)
	{
		if(CheckStr.indexOf(id.substring(i, i+1))<0)
		{
			return false;
		}
	}
	return true;
}

//Áߺ¹ submit() ¹æÁö¸¦ À§ÇÑ ¹öÆ° ºñÈ°¼ºÈ­
function disableForm(f)
{
	if (document.all || document.getElementById){ 
		for (i = 0; i < f.length; i++) { 
			var tempobj = f.elements[i]; 
			if (tempobj.type.toLowerCase() == "submit" || tempobj.type.toLowerCase() == "reset") 
				tempobj.disabled = true; 
		} 
		//return false; // ½ÇÁ¦ »ç¿ë½Ã´Â return true ·Î ¼³Á¤
		return true; 
	}else{ 
		alert("ÆûÀÌ Àü¼ÛµÇ°í ¹öÆ°ÀÌ ºñÈ°¼ºÈ­ µÇ¾ú½À´Ï´Ù.\nÀÌ ½ºÅ©¸³Æ®´Â IE4.x ÀÌ»ó, ³×Ã÷ÄÉÀÌÇÁ 6.x À̻󿡼­¸¸ ÀÛµ¿ÇÕ´Ï´Ù"); 
		return false; 
	} 
}

//¼ýÀÚÀÎÁö üũ
function isNumber(checkStr)
{
	//var checkStr = str;
	var checkOK = "0123456789";
	var isnumeric = false;
	for (i = 0;  i < checkStr.length;  i++)
	{
		ch = checkStr.charAt(i);

		isnumeric = false;
		for (j = 0;  j < checkOK.length;  j++)
		{
			if (ch == checkOK.charAt(j))
			{
			   isnumeric = true;
			}
		}

		if ( isnumeric == false )
			return false;
	}

	return true;
}

// f = document.formname.elements[0]
function FocusIt(f)		// Ä¿¼­¸¦ À̸§Ä­¿¡ µÒ
{

	f.focus();
}

/**
* °ø¹é°Ë»ç ( ¿ø·¡¹®ÀÚ¿­, ãÀ» ¹®ÀÚ¿­, ¹Ù²Ü ¹®ÀÚ¿­ )
* checkStr(org, " ", "") °ªÀÌ 0 ÀÌ¸é ºó ¹®ÀÚ¿­ ¶Ç´Â °ø¹éÀ¸·ÎÀÌ·ç¾îÁø ¹®ÀÚ¿­ÀÌ´Ù
*/
function checkStr(org, find, change){
	var pos, org_len;
	pos = org.indexOf(find);  

	while (pos != -1){
		org = org.replace(find, change);
		pos = org.indexOf(find);
	}

	org_len = org.length;
	return org_len;
}

// @daum.net or @hanmail.netÀÇ ¸ÞÀÏÁÖ¼Ò¸¦ °Ë»öÇÑ´Ù.
function isDaumMail(email)
{
	var pos = email.indexOf('@');
	var str = email.substring(pos+1);
	str = str.toLowerCase();
	//if (str == "daum.net" || str == "hanmail.net")
	//{
		//return true;
	//}
	return false;
}

// ÁֹΠ¹øÈ£ üũ
function chk_jumin2(aNum1, aNum2)
{
	var tot=0, result=0, re=0, se_arg=0;
	var chk_num="";
	var aNum = aNum1 + aNum2;
	
	if (aNum.length != 13) 
	{
		return false;
	}
	else 
	{
		for (var i=0; i <12; i++) 
		{
			if (isNaN(aNum.substr(i, 1))) 
				return false;
			se_arg = i;
			if (i >= 8) 
				se_arg = i - 8;
			tot = tot + Number(aNum.substr(i, 1)) * (se_arg + 2)
		}
		
		if (chk_num != "err") 
		{
			re = tot % 11;
			result = 11 - re;
			if (result >= 10) result = result - 10;
			if (result != Number(aNum.substr(12, 1))) return false;
			if ((Number(aNum.substr(6, 1)) < 1) || (Number(aNum.substr(6, 1)) > 2)) return false;
		}
	} 
	return true;
}


/**
* »ó¼¼ À̸ÞÀÏÁÖ¼Ò °Ë»ç
*/
function isEmail(obj)		
{ 
	var emailStr=obj.value;
	var checkTLD=1; 
	
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/; 

	var emailPat=/^(.+)@(.+)$/; 

	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]"; 

	var validChars="\[^\\s" + specialChars + "\]"; 
	
	var quotedUser="(\"[^\"]*\")"; 

	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/; 

	var atom=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("Email ÁÖ¼Ò°¡ À߸øµÇ¾úÀ¾´Ï´Ù."); 
		return false; 
	} 

	var user=matchArray[1]; 
	var domain=matchArray[2]; 

	for(i=0; i<user.length; i++)
	{ 
		if (user.charCodeAt(i)>127)
		{ 
			alert("Email ÁÖ¼Ò°¡ À߸øµÇ¾úÀ¾´Ï´Ù."); 
			return false; 
		} 
	} 
	for(i=0; i<domain.length; i++)
	{ 
		if(domain.charCodeAt(i)>127)
		{ 
			alert("Email ÁÖ¼Ò°¡ À߸øµÇ¾úÀ¾´Ï´Ù."); 
			return false; 
		} 
	} 

	if(user.match(userPat)==null)
	{ 
		alert("Email ÁÖ¼Ò°¡ À߸øµÇ¾úÀ¾´Ï´Ù."); 
		return false; 
	} 

	var IPArray=domain.match(ipDomainPat); 
	if(IPArray!=null)
	{ 
		for(var i=1;i<=4;i++)
		{ 
			if(IPArray[i]>255)
			{ 
				alert("Email ÁÖ¼Ò°¡ À߸øµÇ¾úÀ¾´Ï´Ù."); 
				return false; 
			} 
		} 
		return true; 
	} 

	var atomPat=new RegExp("^" + atom + "$"); 
	var domArr=domain.split("."); 
	var len=domArr.length; 
	for(i=0;i<len;i++)
	{ 
		if(domArr[i].search(atomPat)==-1)
		{ 
			alert("email ÁÖ¼Ò°¡ À߸øµÇ¾úÀ¾´Ï´Ù."); 
			return false; 
		} 
	} 

	if(checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1)
	{ 
		alert("email ÁÖ¼Ò°¡ À߸øµÇ¾úÀ¾´Ï´Ù."); 
		return false; 
	} 

	if(len<2)
	{ 
		alert("email ÁÖ¼Ò°¡ À߸øµÇ¾úÀ¾´Ï´Ù."); 
		return false; 
	} 
	return true; 
}

/**
* ±Ý¾× ÀԷ½à "," Ãß°¡
*/
function putMoney(num){ 
    var sign=""; 
    if(isNaN(num)) {
		alert("±Ý¾×Àº ¼ýÀÚ¸¸ ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù.");
		return 0;
	} 
    if(num==0) {
	 	return num;
	}
     
    if(num<0){ 
        num=num*(-1);
        sign="-";
    }else{ 
        num=num*1;
    } 
    num = new String(num) 
    var temp="";
    var pos=3;
    num_len=num.length;
    while (num_len>0){ 
        num_len=num_len-pos;
        if(num_len<0) {
			pos=num_len+pos;
			num_len=0;
		} 
        temp=","+num.substr(num_len,pos)+temp;
    } 
    return sign+temp.substr(1); 
} 

function insertComma(num){ 
    num=new String(num); 
    num=num.replace(/,/gi,"");
    return putMoney(num);
}