var NO_BLANK = "{name+À»¸¦} ÀÔ·ÂÇϼ¼¿ä!";
var NO_SELECT = "{name+À»¸¦} ¼±ÅÃÇϼ¼¿ä!";
var NOT_VALID = "{name+ÀÌ°¡} ¿Ã¹Ù¸£Áö ¾Ê½À´Ï´Ù!";

String.prototype.trim = function(str)
{
	str = this != window ? this : str; 
	return str.replace(/^\s+/g,'').replace(/\s+$/g,''); 
}

String.prototype.hasFinalConsonant = function(str)
{
	str = this != window ? this : str; 
	var strTemp = str.substr(str.length-1);
	return ((strTemp.charCodeAt(0)-16)%28!=0);
}

String.prototype.bytes = function(str)
{
	str = this != window ? this : str;
	var len = 0;
	for(j=0; j<str.length; j++)
	{
		var chr = str.charAt(j);
		len += (chr.charCodeAt() > 128) ? 2 : 1
	}
	return len;
}

function validate(form) 
{
	for (i = 0; i < form.elements.length; i++)
	{
		var el = form.elements[i];
		if (el.tagName == "FIELDSET") continue;
		el.value = el.value.trim();

		var fs = el.getAttribute("FS");
		var minbyte = null;
		var maxbyte = null;
		var option = el.getAttribute("OPTION");
		var match = el.getAttribute("MATCH");
		var glue = el.getAttribute('GLUE');

		if(fs != null)
		{
				minbyte = fs.split("_")[0];
				maxbyte = fs.split("_")[1];
		}

		if (el.getAttribute("REQUIRED") != null)
		{
			if (el.value == null || el.value == "") 
			{
				if (el.type != "select-one") return doError(el,NO_BLANK); else return doError(el,NO_SELECT);
			}
		}

		if (minbyte != null)
		{
			if (el.value.bytes() < parseInt(minbyte))
			{
				return doError(el,"{name+Àº´Â} ÃÖ¼Ò "+minbyte+"¹ÙÀÌÆ® ÀÌ»ó ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù.");
			}
		}

		if (maxbyte != null && el.value != "")
		{
			var len = 0;
			if (el.value.bytes() > parseInt(maxbyte))
			{
				return doError(el,"{name}ÀÇ ±æÀÌ´Â ÃÖ´ë "+maxbyte+"¹ÙÀÌÆ® ÀÔ´Ï´Ù.");
			}
		}

		if (match && (el.value != form.elements[match].value)) return doError(el,"{name+ÀÌ°¡} ÀÏÄ¡ÇÏÁö ¾Ê½À´Ï´Ù");

		if (option != null && el.value != "")
		{
			if (el.getAttribute('SPAN') != null)
			{
				var _value = new Array();
				for (span=0; span<el.getAttribute('SPAN');span++ )
				{
					_value[span] = form.elements[i+span].value;
				}
				var value = _value.join(glue == null ? "" : glue);
				if (!funcs[option](el,value)) return false;
			} else {
					if (!funcs[option](el)) return false;
			}
		}
	}
return true;
}

function josa(str,tail)
{
	return (str.hasFinalConsonant()) ? tail.substring(0,1) : tail.substring(1,2);
}

function doError(el,type,action)
{
	var pattern = /{([a-zA-Z0-9_]+)\+?([°¡-Èþ]{2})?}/;
	var name = (hname = el.getAttribute("HNAME")) ? hname : el.getAttribute("NAME");
	pattern.exec(type);
	var tail = (RegExp.$2) ? josa(eval(RegExp.$1),RegExp.$2) : "";
	alert(type.replace(pattern,eval(RegExp.$1) + tail));
	if (action == "sel")
	{
		el.select();
	} else if (action == "del") {
		el.value = "";
	}
	el.focus();
	return false;
}

var funcs = new Array();

funcs['Id'] = onlyId;
funcs['Num'] = onlyNum;
funcs['Eng'] = onlyEng;
funcs['EngNum'] = onlyEngNum;
funcs['Han'] = onlyHan;
funcs['HanEng'] = onlyHanEng;
funcs['HanEngNum'] = onlyHanEngNum;
funcs['HanNum'] = onlyHanNum;
funcs['Han1'] = onlyHan1;
funcs['Date'] = onlyDate;
funcs['Money'] = onlyMoney;
funcs['email'] = isValidEmail;
funcs['phone'] = isValidPhone;
funcs['jumin'] = isValidJumin;
funcs['bizno'] = isValidBizNo;
funcs['domain'] = isValidDomain;

function onlyId(el)
{
	var pattern = /^[a-zA-Z]{1}[a-zA-Z0-9_]+$/;
	return (pattern.test(el.value)) ? true : doError(el,"{name+Àº´Â} ù±ÛÀÚ¸¦ ¿µ¹®À¸·Î ½ÃÀÛÇؾßÇÏ°í,\n ±× ÀÌÈÄ¿¡´Â ¿µ¹®,¼ýÀÚ, _ ¹®ÀÚ¸¸ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù");
}

function onlyNum(el)
{
	var pattern = /^[0-9.]+$/;
	return (pattern.test(el.value)) ? true : doError(el,"{name+Àº´Â} ¹Ýµå½Ã ¼ýÀڷθ¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù");
}

function onlyMoney(el)
{
	var pattern = /^[\+\-0-9.]+$/;
	el.value = el.value.replace(/,/g,'');
	return (pattern.test(el.value)) ? true : doError(el,"{name+Àº´Â} ¹Ýµå½Ã ¼ýÀڷθ¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù");
}

function onlyEng(el)
{
	var pattern = /^[a-zA-Z]+$/;
	return (pattern.test(el.value)) ? true : doError(el,"{name+Àº´Â} ¹Ýµå½Ã ¿µ¹®Àڷθ¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù");
}

function onlyEngNum(el)
{
	var pattern = /^[a-zA-Z0-9]+$/;
	return (pattern.test(el.value)) ? true : doError(el,"{name+Àº´Â} ¹Ýµå½Ã ¿µ¹®ÀÚ,¼ýÀڷθ¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù");
}

function onlyHan(el)
{
	var pattern = /^[°¡-ÆR]+$/;
	return (pattern.test(el.value)) ? true : doError(el,"{name+Àº´Â} ¹Ýµå½Ã Çѱ۷θ¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù");
}

function onlyHanEng(el)
{
	var pattern = /^[°¡-ÆRa-zA-Z]+$/;
	return (pattern.test(el.value)) ? true : doError(el,"{name+Àº´Â} ¹Ýµå½Ã ÇѱÛ,¿µ¹®Àڷθ¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù");
}

function onlyHanEngNum(el)
{
	var pattern = /^[°¡-ÆRa-zA-Z0-9]+$/;
	return (pattern.test(el.value)) ? true : doError(el,"{name+Àº´Â} ¹Ýµå½Ã ÇѱÛ,¿µ¹®ÀÚ,¼ýÀڷθ¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù");
}

function onlyHanNum(el)
{
	var pattern = /^[°¡-ÆR0-9]+$/;
	return (pattern.test(el.value)) ? true : doError(el,"{name+Àº´Â} ¹Ýµå½Ã ÇѱÛ,¼ýÀڷθ¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù");
}

function onlyHan1(el)
{
	var pattern = /[°¡-Èþ]/;
	return (pattern.test(el.value)) ? true : doError(el,"{name+Àº´Â} ¹Ýµå½Ã ÇѱÛÀ» Æ÷ÇÔÇØ¾ß ÇÕ´Ï´Ù");
}

function isdate(year, month, day)
{
	var endday = 31;
	switch(month)
	{
		case 2:
			if(year % 4 == 0 && (year % 100 != 0 || year % 400 == 0))
			{
				endday = 29;
			}else{
				endday = 28;
			}
		break;
		case 4: endday = 30; break;
		case 6: endday = 30; break;
		case 9: endday = 30; break;
		case 11: endday = 30; break;
		default : endday =31; break;
	}
	if(day > endday) return false; else return true;
}

function onlyDate(el, value)
{
	var pattern = /^([0-2]{1}[0-9]{3})-?([0-9]{2})-?([0-9]{2})$/;
	var num = value ? value : el.value;
	if (pattern.exec(num))
	{
	var datey = parseInt(RegExp.$1,10);
	var datem = parseInt(RegExp.$2,10);
	var dated = parseInt(RegExp.$3,10);
		if( datem >= 1 && datem <= 12 && dated >= 1 && dated <=31 && isdate(datey, datem, dated))
		{
			if (!el.getAttribute('SPAN')) el.value = RegExp.$1 + "-" + RegExp.$2 + "-" + RegExp.$3;
		}else{
			return doError(el,NOT_VALID);
		}
		return true;
	}else{
		return doError(el,NOT_VALID);
	}
}

function isValidEmail(el,value)
{
	var value = value ? value : el.value;
	var pattern = /^[_a-zA-Z0-9-\.]+@[\.a-zA-Z0-9-]+\.[a-zA-Z]+$/;
	return (pattern.test(value)) ? true : doError(el,NOT_VALID);
}

function isValidPhone(el,value)
{
	var pattern = /^([0]{1}[0-9]{1,2})-?([1-9]{1}[0-9]{2,3})-?([0-9]{4})$/;
	var num = value ? value : el.value;
	if (pattern.exec(num))
	{
		if(RegExp.$1 == "010" || RegExp.$1 == "011" || RegExp.$1 == "016" || RegExp.$1 == "017" || RegExp.$1 == "018" || RegExp.$1 == "019")
		{
			if (!el.getAttribute("SPAN")) el.value = RegExp.$1 + "-" + RegExp.$2 + "-" + RegExp.$3;
		}
		return true;
	} else {
		return doError(el,NOT_VALID);
	}
}

function isValidJumin(el,value)
{
	var pattern = /^([0-9]{6})-?([0-9]{7})$/; 
	var num = value ? value : el.value;
	if (!pattern.test(num)) return doError(el,NOT_VALID); 
	num = RegExp.$1 + RegExp.$2;

	var sum = 0;
	var last = num.charCodeAt(12) - 0x30;
	var bases = "234567892345";
	for (var i=0; i<12; i++)
	{
		if (isNaN(num.substring(i,i+1))) return doError(el,NOT_VALID);
		sum += (num.charCodeAt(i) - 0x30) * (bases.charCodeAt(i) - 0x30);
	}
	var mod = sum % 11;
	return ((11 - mod) % 10 == last) ? true : doError(el,NOT_VALID);
}

function isValidBizNo(el, value)
{
	var pattern = /([0-9]{3})-?([0-9]{2})-?([0-9]{5})/; 
	var num = value ? value : el.value;
	if (!pattern.test(num)) return doError(el,NOT_VALID);
	num = RegExp.$1 + RegExp.$2 + RegExp.$3;
	var cVal = 0; 
	for (var i=0; i<8; i++)
	{
		var cKeyNum = parseInt(((_tmp = i % 3) == 0) ? 1 : ( _tmp  == 1 ) ? 3 : 7); 
		cVal += (parseFloat(num.substring(i,i+1)) * cKeyNum) % 10; 
	}
	var li_temp = parseFloat(num.substring(i,i+1)) * 5 + "0"; 
	cVal += parseFloat(li_temp.substring(0,1)) + parseFloat(li_temp.substring(1,2)); 
	return (parseInt(num.substring(9,10)) == 10-(cVal % 10)%10) ? true : doError(el,NOT_VALID); 
}

function isValidDomain(el)
{
	var pattern = /^.+(\.[a-zA-Z]{2,3})$/;
	return (pattern.test(el.value)) ? true : doError(el,NOT_VALID);
}

/*
function isValidDomain(el,value) {
		var value = value ? value : el.value;
		var pattern = new RegExp("^(http://)?(www\.)?([°¡-Èþa-zA-Z0-9-]+\.[a-zA-Z]{2,3}$)","i");
		if (pattern.test(value)) {
				el.value = RegExp.$3;
				return true;
		} else {
				return doError(el,NOT_VALID);
		}
}
*/